CVE-2026-34032

Publication date 5 May 2026

Last updated 7 May 2026

Ubuntu priority

Why this priority?

Cvss 3 Severity Score

Score breakdown

Description

mod_proxy_ajp: Heap Buffer Over-Read Due to Missing Null-Termination Check (ajp_msg_get_string)

Why is this CVE low priority?

Apache httpd developers have rated this to be a low-severity issue

Learn more about Ubuntu priority

Status

Show unmaintained releases

Package	Ubuntu Release	Status
apache2	26.04 LTS resolute	Fixed 2.4.66-2ubuntu2.1
	25.10 questing	Fixed 2.4.64-1ubuntu3.4
	24.04 LTS noble	Fixed 2.4.58-1ubuntu8.12
	22.04 LTS jammy	Fixed 2.4.52-1ubuntu4.20
	20.04 LTS focal	Needs evaluation
	18.04 LTS bionic	Needs evaluation
	16.04 LTS xenial	Needs evaluation
	14.04 LTS trusty	Needs evaluation

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
apache2	Upstream: b8def8f

Severity score breakdown

Parameter	Value
Base score	5.3 · Medium
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	Low
Integrity impact	None
Availability impact	None
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

References

Related Ubuntu Security Notices (USN)

USN-8239-1
Apache HTTP Server vulnerabilities
6 May 2026

Other references

https://www.cve.org/CVERecord?id=CVE-2026-34032

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