BlueHammer — Windows zero-day by Nightmare Eclipse (confirmed ITW by Huntress, April 2026)
cve · CVE-2026-33825
Coverage timeline
2
first 2026-05-15 → last 2026-05-15
Briefs
2
2 distinct
Sources cited
12
8 hosts
Sections touched
0
—
Co-occurring entities
0
no co-occurrence
Story timeline
- 2026-05-30CTI Daily Brief — 2026-05-30
- 2026-05-15CTI Daily Brief — 2026-05-15
Source distribution
- bleepingcomputer.com2 (17%)
- security-hub.ncsc.admin.ch2 (17%)
- securityweek.com2 (17%)
- theregister.com2 (17%)
- attack.mitre.org1 (8%)
- heise.de1 (8%)
- msrc.microsoft.com1 (8%)
- therecord.media1 (8%)
External references
All cited sources (12)
- bleepingcomputer.comprimaryinlineBleepingComputer, 2026-05-13https://www.bleepingcomputer.com/news/security/windows-bitlocker-zero-day-gives-access-to-protected-drives-poc-released/
- bleepingcomputer.comprimaryinlineBleepingComputer, 2026-06-09https://www.bleepingcomputer.com/news/microsoft/microsoft-defender-rogueplanet-zero-day-grants-system-privileges/
- attack.mitre.orginlineT1542.001https://attack.mitre.org/techniques/T1542/001/
- heise.deinlineheise Securityhttps://www.heise.de/en/news/Too-many-zero-days-Microsoft-threatens-legal-action-11310736.html
- msrc.microsoft.cominlineMicrosoft MSRChttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45585
- security-hub.ncsc.admin.chinlineNCSC-CH Security Hub #12574, 2026-05-14https://security-hub.ncsc.admin.ch/#/posts/12574
- security-hub.ncsc.admin.chinlineNCSC-CH CSH, 2026-06-11https://security-hub.ncsc.admin.ch/#/posts/12622
- securityweek.cominlineSecurityWeek, 2026-06-11https://www.securityweek.com/greatxml-zero-day-exploit-bypasses-bitlocker/
- securityweek.cominlineSecurityWeek, 2026-06-10https://www.securityweek.com/new-windows-zero-day-exploit-rogueplanet-released/
- therecord.mediainlineThe Record, 2026-05-29https://therecord.media/microsoft-calls-zero-day-releases-never-justifiable-as-researcher-threatens-more
- theregister.cominlineThe Register, 2026-05-13https://www.theregister.com/security/2026/05/13/disgruntled-researcher-releases-two-more-microsoft-zero-days/5239758
- theregister.cominlineThe Register, 2026-06-11https://www.theregister.com/security/2026/06/11/nightmare-eclipse-drops-claimed-bitlocker-bypass-for-microsoft-windows/5254371
Items in briefs about BlueHammer — Windows zero-day by Nightmare Eclipse (confirmed ITW by Huntress, April 2026)
No parsed item heading or body matches this entity yet. Items match by exact CVE id (for CVE entities), by lead-segment substring of the title in the item heading or body, or by a distinctive anchor token from the title appearing in the item heading. Coverage that lives inside a broader section (no per-item heading) is captured by the Story timeline above.