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CVE-2026-9256

🗓️ 25 May 2026 18:04:05Reported by redhat.comType 
redhatcve
 redhatcve
🔗 access.redhat.com👁 9 Views

Nginx rewrite module heap overflow via overlapping PCRE captures in rewrites; fix with named captures.

Related
Refs
ReporterTitlePublishedViews
Family
FreeBSD
nginx -- heap buffer overflow in ngx_http_rewrite_module
22 May 202600:00
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GithubExploit
Self-Researched-POC
28 May 202606:56
githubexploit
GithubExploit
Exploit for CVE-2026-9256
3 Jun 202602:17
githubexploit
GithubExploit
Exploit for CVE-2026-9256
28 May 202608:22
githubexploit
ATTACKERKB
CVE-2026-9256
22 May 202614:11
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AlpineLinux
CVE-2026-9256
22 May 202614:11
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CBLMariner
CVE-2026-9256 affecting package nginx for versions less than 1.28.3-4
30 May 202600:34
cbl_mariner
Chainguard
CVE-2026-9256 vulnerabilities
3 Jun 202607:18
cgr
Circl
CVE-2026-9256
22 May 202609:02
circl
CloudLinux
nginx: Fix of CVE-2026-9256
26 May 202609:21
cloudlinux
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28 May 2026 20:17Current
6.3Medium risk
Vulners AI Score6.3
CVSS 3.18.1
CVSS 49.2
EPSS0.00237
SSVC
9