CVE-2026-34032 Apache HTTP Server: mod_proxy_ajp: Heap Buffer Over-Read Due to Missing Null-Termination Check (ajp_msg_get_string)

🗓️ 04 May 2026 12:54:54Reported by apacheType

CVE-2026-34032 affects Apache Web Server mod_proxy_ajp with heap over-read from missing null termination; upgrade to 2.4.67.

Reporter	Title	Published	Views	Family All 120
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-2026-34032	4 May 202612:54	–	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

[
  {
    "defaultStatus": "unaffected",
    "product": "Apache HTTP Server",
    "vendor": "Apache Software Foundation",
    "versions": [
      {
        "lessThanOrEqual": "2.4.66",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      }
    ]
  }
]

Source	Link
httpd	www.httpd.apache.org/security/vulnerabilities_24.html

04 May 2026 12:54Current

EPSS0.00393