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CVE-2026-33857 Apache HTTP Server: Off-by-one OOB reads in AJP getter functions

🗓️ 04 May 2026 13:07:30Reported by GoogleType 
osv
 osv🔗 osv.dev👁 1 Views

CVE-2026-33857: Apache HTTP Server mod_proxy_ajp OOB reads in AJP getters; upgrade to version 2.4.67.

Related
Refs
ReporterTitlePublishedViews
Family
FreeBSD		www/apache24 -- Multiple vulnerabilities
4 May 202600:00
–freebsd
IBM Security Bulletins		Security Bulletin: Multiple security vulnerabilities have been identified in IBM HTTP Server shipped with IBM DevOps Code ClearCase [CVE-2026-24072, CVE-2026-28780, CVE-2026-34059, CVE-2026-33523, CVE-2026-41080, CVE-2026-33857, CVE-2026-34032]
22 May 202605:57
–ibm
IBM Security Bulletins		Security Bulletin: IBM HTTP Server is affected by multiple vulnerabilities
11 May 202622:12
–ibm
IBM Security Bulletins		Security Bulletin: Multiple Vulnerabilities have been identified in IBM HTTP Server shipped with IBM WebSphere Remote Server
18 May 202615:31
–ibm
IBM Security Bulletins		Security Bulletin: Multiple vulnerabilities within IBM HTTP Server, affect IBM Tivoli Monitoring.
8 Jun 202616:44
–ibm
ATTACKERKB		CVE-2026-33857
4 May 202613:07
–attackerkb
Tenable Nessus		Amazon Linux 2023 : httpd, httpd-core, httpd-devel (ALAS2023-2026-1720)
26 May 202600:00
–nessus
Tenable Nessus		Amazon Linux 2 : httpd, --advisory ALAS2-2026-3314 (ALAS-2026-3314)
27 May 202600:00
–nessus
Tenable Nessus		AlmaLinux 9 : httpd (ALSA-2026:21391)
29 May 202600:00
–nessus
Tenable Nessus		AlmaLinux 10 : httpd (ALSA-2026:21433)
28 May 202600:00
–nessus
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15 Jul 2026 01:49Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.15.3
EPSS0.00393
apache http servermod_proxy_ajpout of boundsajp getters
1