CVE-2025-67899

Publication date 14 December 2025

Last updated 9 June 2026

Ubuntu priority

Cvss 3 Severity Score

Description

uriparser through 0.9.9 allows unbounded recursion and stack consumption, as demonstrated by ParseMustBeSegmentNzNc with large input containing many commas.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
uriparser	26.04 LTS resolute	Vulnerable
	25.10 questing	Vulnerable
	25.04 plucky	Ignored end of life, was needs-triage
	24.04 LTS noble	Fixed 0.9.7+dfsg-2ubuntu0.1~esm2
	22.04 LTS jammy	Fixed 0.9.6+dfsg-1ubuntu0.1~esm2
	20.04 LTS focal	Fixed 0.9.3-2ubuntu0.1~esm4
	18.04 LTS bionic	Fixed 0.8.4-1+deb9u2ubuntu0.1+esm2
	16.04 LTS xenial	Ignored end of ESM support, was needed
	14.04 LTS trusty	Fixed 0.7.5-1ubuntu2+esm5

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Patch details

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

Package	Patch details
uriparser	Upstream: https://github.com/uriparser/uriparser/pull/284

Severity score breakdown

Parameter	Value
Base score	2.9 · Low
Attack vector	Local
Attack complexity	High
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	Low
Vector	CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

References

Related Ubuntu Security Notices (USN)

USN-8409-1
uriparser vulnerability
9 June 2026