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CVE

CVE-2026-57941

Apache HTTP Server: mod_http2 use-after-free / wild write via shared session->bbtmp re-entrancy
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CVE

CVE-2026-57941

Apache HTTP Server: mod_http2 use-after-free / wild write via shared session->bbtmp re-entrancy

Use After Free vulnerability in Apache HTTP Server's mod_http2 via shared session->bbtmp re-entrancy

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This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68.

Package Versions Affected

Package Version
patch Availability
No items found.

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CVSS Version

Severity
Base Score
CVSS Version
Score Vector
C
H
U
9.8
-
3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
C
H
U
0
-
3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
C
H
U
-

Related Resources

No items found.

References

http://www.openwall.com/lists/oss-security/2026/10/01/19, https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/57xxx/CVE-2026-57941.json, https://httpd.apache.org/security/vulnerabilities_24.html, https://nvd.nist.gov/vuln/detail/CVE-2026-57941

Severity

9.8

CVSS Score
0
10

Basic Information

Base CVSS
9.8
EPSS Probability
0.00594%
EPSS Percentile
0.48723%
Introduced Version
da5873e80d6eee7a0838793bf68f1d0254745fbb,0
Fix Available
1e06e9860794ce39605b79a0a787abfe084e5677,2.4.69-1~deb13u1,2.4.66-2ubuntu2.5,2.4.29-1ubuntu4.27+esm12,2.4.41-4ubuntu3.23+esm8,2.4.58-1ubuntu8.16,2.4.52-1ubuntu4.24,2.4.69-r0,0:2.4.69-1.amzn2.0.3,1:2.4.69-1.amzn2.0.3,0:2.4.69-1.amzn2023.0.2,1:2.4.69-1.amzn2023.0.2

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