Vulnerabilities

Vulnerability · CVE-2025-67899

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

Published Dec 14, 2025 · catalog updated Oct 14, 2026 · uriparser through 0.9.9 allows

Check if you run it

No confirmed exploitation is on record for CVE-2025-67899. EPSS is 0.14%. Act only if a listed version of uriparser through 0.9.9 allows is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (uriparser through 0.9.9 allows).
  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Low2.9
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.14%
Remediation
Advisory link
Affected products
See sources for product scope

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

No affected version ranges are stored yet. Use the vendor advisory before you decide this record does not apply.

How to fix CVE-2025-67899

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-67899. EPSS is 0.14%. Act only if a listed version of uriparser through 0.9.9 allows is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-674. EPSS 0.14%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 14, 2025 · NIST NVD

    Detected

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

  2. Oct 14, 2026 · NIST NVD

    Updated

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

Sources

  • CVE.orgVulnerability recordCVE-2025-67899

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-67899

    30-day exploitation probability 0.1%

    first.org
  • NIST NVDVulnerability recordCVE-2025-67899

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

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.