2026-11-10HIGHexploitedN-central: 4EverAble2Shell exploited on 21+ servers, Agent2Shell adds SYSTEM on agents; disable Legacy API
Apache Axis
product · product:apache-axis
Coverage
1
first 2026-11-10 → last 2026-11-14
Latest activity
2026-11-14
N-central: 4EverAble2Shell exploited on 21+ servers, Agent2Shell adds SYSTEM on agents; disable Legacy API
Peak priority
high
1 high
Targets
technology
sectors: technology
Sources cited
13
11 hosts
Action items (1)
Do-now tasks recorded on the entries about Apache Axis, newest first. Check the date before acting on an older one.
- Confirm on every on-premises N-central server, yours or your IT provider's, that the Legacy API is disabled and not reachable from the internet, and keep Hotfix 2 (build 2026.4.1.26) and the Agent and Probe upgrades in place; on any server that had the Legacy API on, check the web logs for POST requests to the Axis endpoint /dms/services/ServerUI carrying a SOAP fault and the host for a symlink at the N-central flag file path, and treat a hit as a full compromise, because Hotfix 2 does not fix the chain and 19 of the 21 compromised servers Huntback found already ran it.2026-11-10CVE-2026-125883 +7
Defender insights
What each entry about Apache Axis tells a defender to do, newest first.
Exposure · detection
Story timeline
Hunting pivots
CVEs (exploited first)
Releases covered
Apache Axis
ATT&CK techniques (12 across 9 tactics)
12 techniques observed across 1 entry about this entity, derived from entry metadata and body evidence, never asserted without a published entry behind it · pinned to MITRE ATT&CK v20.1 · compare on the matrix · Navigator layer (JSON)
- Initial AccessExploit Public-Facing Application
- ExecutionScheduled Task/Job: Cron · Command and Scripting Interpreter · Software Deployment Tools
- PersistenceScheduled Task/Job: Cron · Create Account · Create or Modify System Process: Systemd Service
- Privilege EscalationScheduled Task/Job: Cron · Exploitation for Privilege Escalation · Create or Modify System Process: Systemd Service
- StealthIndicator Removal · Indicator Removal: File Deletion
- Credential AccessUnsecured Credentials
- Lateral MovementSoftware Deployment Tools
- Command and ControlIngress Tool Transfer
- ImpactResource Hijacking: Compute Hijacking
Initial Access TA0001
T1190Exploit Public-Facing Application×1
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network. The weakness in the system can be a software bug, a temporary glitch, or a misconfiguration.
Evidence: 2026-11-10/n-able-n-central-33-unpatched-flaws-public-pocs-offline · ATT&CK page ↗
Execution TA0002
T1053.003Scheduled Task/Job: Cron×1
Adversaries may abuse the <code>cron</code> utility to perform task scheduling for initial or recurring execution of malicious code. The <code>cron</code> utility is a time-based job scheduler for Unix-like operating systems. The <code> crontab</code> file contains the schedule of cron entries to be run and the specified times for execution. Any <code>crontab</code> files are stored in operating system-specific file paths.
Evidence: 2026-11-10/n-able-n-central-33-unpatched-flaws-public-pocs-offline · ATT&CK page ↗
T1059Command and Scripting Interpreter×1
Adversaries may abuse command and script interpreters to execute commands, scripts, or binaries. These interfaces and languages provide ways of interacting with computer systems and are a common feature across many different platforms. Most systems come with some built-in command-line interface and scripting capabilities, for example, macOS and Linux distributions include some flavor of Unix Shell while Windows installations include the Windows Command Shell and PowerShell.
Evidence: 2026-11-10/n-able-n-central-33-unpatched-flaws-public-pocs-offline · ATT&CK page ↗
T1072Software Deployment Tools×1
Adversaries may gain access to and use centralized software suites installed within an enterprise to execute commands and move laterally through the network. Configuration management and software deployment applications may be used in an enterprise network or cloud environment for routine administration purposes. These systems may also be integrated into CI/CD pipelines. Examples of such solutions include: SCCM, HBSS, Altiris, AWS Systems Manager, Microsoft Intune, Azure Arc, and GCP Deployment Manager.
Evidence: 2026-11-10/n-able-n-central-33-unpatched-flaws-public-pocs-offline · ATT&CK page ↗
Persistence TA0003
T1053.003Scheduled Task/Job: Cron×1
Adversaries may abuse the <code>cron</code> utility to perform task scheduling for initial or recurring execution of malicious code. The <code>cron</code> utility is a time-based job scheduler for Unix-like operating systems. The <code> crontab</code> file contains the schedule of cron entries to be run and the specified times for execution. Any <code>crontab</code> files are stored in operating system-specific file paths.
Evidence: 2026-11-10/n-able-n-central-33-unpatched-flaws-public-pocs-offline · ATT&CK page ↗
T1136Create Account×1
Adversaries may create an account to maintain access to victim systems. With a sufficient level of access, creating such accounts may be used to establish secondary credentialed access that does not require persistent remote access tools to be deployed on the system.
Evidence: 2026-11-10/n-able-n-central-33-unpatched-flaws-public-pocs-offline · ATT&CK page ↗
T1543.002Create or Modify System Process: Systemd Service×1
Adversaries may create or modify systemd services to repeatedly execute malicious payloads as part of persistence. Systemd is a system and service manager commonly used for managing background daemon processes (also known as services) and other system resources. Systemd is the default initialization (init) system on many Linux distributions replacing legacy init systems, including SysVinit and Upstart, while remaining backwards compatible.
Evidence: 2026-11-10/n-able-n-central-33-unpatched-flaws-public-pocs-offline · ATT&CK page ↗
Privilege Escalation TA0004
T1053.003Scheduled Task/Job: Cron×1
Adversaries may abuse the <code>cron</code> utility to perform task scheduling for initial or recurring execution of malicious code. The <code>cron</code> utility is a time-based job scheduler for Unix-like operating systems. The <code> crontab</code> file contains the schedule of cron entries to be run and the specified times for execution. Any <code>crontab</code> files are stored in operating system-specific file paths.
Evidence: 2026-11-10/n-able-n-central-33-unpatched-flaws-public-pocs-offline · ATT&CK page ↗
T1068Exploitation for Privilege Escalation×1
Adversaries may exploit software vulnerabilities in an attempt to elevate privileges. Exploitation of a software vulnerability occurs when an adversary takes advantage of a programming error in a program, service, or within the operating system software or kernel itself to execute adversary-controlled code. Security constructs such as permission levels will often hinder access to information and use of certain techniques, so adversaries will likely need to perform privilege escalation to include use of software exploitation to circumvent those restrictions.
Evidence: 2026-11-10/n-able-n-central-33-unpatched-flaws-public-pocs-offline · ATT&CK page ↗
T1543.002Create or Modify System Process: Systemd Service×1
Adversaries may create or modify systemd services to repeatedly execute malicious payloads as part of persistence. Systemd is a system and service manager commonly used for managing background daemon processes (also known as services) and other system resources. Systemd is the default initialization (init) system on many Linux distributions replacing legacy init systems, including SysVinit and Upstart, while remaining backwards compatible.
Evidence: 2026-11-10/n-able-n-central-33-unpatched-flaws-public-pocs-offline · ATT&CK page ↗
Stealth TA0005
T1070Indicator Removal×1
Adversaries may selectively delete or modify artifacts generated to reduce indications of their presence and blend in with legitimate activity. Rather than broadly removing evidence, adversaries may target specific artifacts that appear anomalous or are likely to draw scrutiny, while leaving sufficient data intact to maintain the appearance of normal system behavior.
Evidence: 2026-11-10/n-able-n-central-33-unpatched-flaws-public-pocs-offline · ATT&CK page ↗
T1070.004Indicator Removal: File Deletion×1
Adversaries may delete files left behind by the actions of their intrusion activity. Malware, tools, or other non-native files dropped or created on a system by an adversary (ex: Ingress Tool Transfer) may leave traces to indicate to what was done within a network and how. Removal of these files can occur during an intrusion, or as part of a post-intrusion process to minimize the adversary's footprint.
Evidence: 2026-11-10/n-able-n-central-33-unpatched-flaws-public-pocs-offline · ATT&CK page ↗
Credential Access TA0006
T1552Unsecured Credentials×1
Adversaries may search compromised systems to find and obtain insecurely stored credentials. These credentials can be stored and/or misplaced in many locations on a system, including plaintext files (e.g. Shell History), operating system or application-specific repositories (e.g. Credentials in Registry), or other specialized files/artifacts (e.g. Private Keys).
Evidence: 2026-11-10/n-able-n-central-33-unpatched-flaws-public-pocs-offline · ATT&CK page ↗
Lateral Movement TA0008
T1072Software Deployment Tools×1
Adversaries may gain access to and use centralized software suites installed within an enterprise to execute commands and move laterally through the network. Configuration management and software deployment applications may be used in an enterprise network or cloud environment for routine administration purposes. These systems may also be integrated into CI/CD pipelines. Examples of such solutions include: SCCM, HBSS, Altiris, AWS Systems Manager, Microsoft Intune, Azure Arc, and GCP Deployment Manager.
Evidence: 2026-11-10/n-able-n-central-33-unpatched-flaws-public-pocs-offline · ATT&CK page ↗
Command and Control TA0011
T1105Ingress Tool Transfer×1
Adversaries may transfer tools or other files from an external system into a compromised environment. Tools or files may be copied from an external adversary-controlled system to the victim network through the command and control channel or through alternate protocols such as ftp. Once present, adversaries may also transfer/spread tools between victim devices within a compromised environment (i.e. Lateral Tool Transfer).
Evidence: 2026-11-10/n-able-n-central-33-unpatched-flaws-public-pocs-offline · ATT&CK page ↗
Impact TA0040
T1496.001Resource Hijacking: Compute Hijacking×1
Adversaries may leverage the compute resources of co-opted systems to complete resource-intensive tasks, which may impact system and/or hosted service availability.
Evidence: 2026-11-10/n-able-n-central-33-unpatched-flaws-public-pocs-offline · ATT&CK page ↗
Entries about Apache Axis (1)
Co-occurring entities
Derived: referenced by the same focused operational entries (weekly summaries and report roundups don't count); ×N counts the shared entries.
- CVE-2026-90436, Atlassian Confluence Data Center 1.x to 9.x: remote code execution through the bundled Apache Axis behind the Remote API (XML-RPC and SOAP) when that API is enabled; fixed in 9.2.28...×1
- N-able N-central×1
- N-able N-central Able2Shell public disclosure (November 2026)×1
- N-able N-central: a researcher published proof-of-concept code for 33 alleged flaws, among them an unauthenticated XML external entity chain to remote code execution; N-able took hosted N-central o...×1
- N-able N-central: a researcher published proof-of-concept code for 33 alleged flaws, among them an unauthenticated XML external entity chain to remote code execution; N-able took hosted N-central o...×1
- N-able N-central: a researcher published proof-of-concept code for 33 alleged flaws, among them an unauthenticated XML external entity chain to remote code execution; N-able took hosted N-central o...×1
- N-able N-central: a researcher published proof-of-concept code for 33 alleged flaws, among them an unauthenticated XML external entity chain to remote code execution; N-able took hosted N-central o...×1
- N-able N-central: a researcher published proof-of-concept code for 33 alleged flaws, among them an unauthenticated XML external entity chain to remote code execution; N-able took hosted N-central o...×1
Where this entity is cited
Source distribution
- bleepingcomputer.com2 (15%)
- euvdservices.enisa.europa.eu2 (15%)
- censys.com1 (8%)
- fieldeffect.com1 (8%)
- huntback.io1 (8%)
- huntress.com1 (8%)
- openwall.com1 (8%)
- previdian.com1 (8%)
- other3 (23%)
All cited sources (13)
- bleepingcomputer.comBleepingComputerhttps://www.bleepingcomputer.com/news/security/n-able-takes-cloud-platform-offline-after-30-plus-zero-days-published/
- bleepingcomputer.comBleepingComputerhttps://www.bleepingcomputer.com/news/security/new-n-able-4everable2shell-zero-day-exploited-hours-after-poc-released/
- censys.comCensyshttps://censys.com/advisory/n-able-n-central/
- euvdservices.enisa.europa.euN-able CNA record CVE-2026-125883, via ENISA EUVDhttps://euvdservices.enisa.europa.eu/api/enisaid?id=EUVD-2026-122942
- euvdservices.enisa.europa.euN-able CNA record CVE-2026-125881, via ENISA EUVDhttps://euvdservices.enisa.europa.eu/api/enisaid?id=EUVD-2026-122961
- fieldeffect.comField Effecthttps://fieldeffect.com/blog/n-central-offline-alleged-zero-days
- huntback.ioHuntbackhttps://huntback.io/blog/ncentral-4everable2shell-miners-on-live-servers
- huntress.comHuntresshttps://www.huntress.com/blog/n-able-disables-cloud-services-following-disclosure-of-able2shell-exploit-chains
- openwall.comApache Axis project (via oss-security)https://openwall.com/lists/oss-security/2026/11/06/12
- previdian.comPrevidianhttps://previdian.com/VULN-2026-0009
- status.n-able.comN-able (N-central 2026.4 HF2 release notes)https://status.n-able.com/2026/11/10/n-central-2026-4-hf2-release-notes/
- tenable.comTenablehttps://www.tenable.com/blog/able2shell-frequently-asked-questions-for-reported-n-able-n-central-zero-day-vulnerabilities
- thehackernews.comThe Hacker Newshttps://thehackernews.com/2026/11/new-n-central-exploits-work-against.html