Low 2.9Published Dec 14, 2025

CVE-2025-67899uriparser through 0.9.9 allows unbounded recursion and stack consumption, as demonstrated by ParseMustBeSegmentNzNc with large input containing many commas.

Updated under an hour ago (Oct 27, 2026, 6:40 PM ET)

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Exploited in the last 30 days

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

CVSS: 2.9 LOW (v3.1, CNA)CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness (CWE): CWE-674
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: mitre
NVD analysis: Deferred
Record last updated: Dec 15, 2025
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

uriparser project uriparser uriparser_project:uriparser (from the name)	through 0.9.9	CNA record

References

References

https://github.com/uriparser/uriparser/issues/282
https://github.com/uriparser/uriparser/pull/284
http://www.openwall.com/lists/oss-security/2025/12/15/1

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.