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UBUNTU-CVE-2025-12642

🗓️ 03 Nov 2025 20:17:00Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 5 Views

Lighttpd 1.4.80 merges trailer into headers after parsing, enabling HTTP header smuggling and possible bypass.

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CVE-2025-12642 HTTP Header Smuggling via Trailer Merge
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OpenVAS
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PT-2025-44791
3 Nov 202500:00
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RedhatCVE
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5 Nov 202509:09
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20 May 2026 16:20Current
5.8Medium risk
Vulners AI Score5.8
CVSS 46.9
CVSS 3.19.1
EPSS0.00338
5