PyPI/rfc3161-client CVE-2026-33753: medium 6.2, EPSS 0.21%

rfc3161-client Has Improper Certificate Validation

Action: Upgrade rfc3161-client to 1.0.6 or later.

pip install rfc3161-client==1.0.6

Affected

Fixed versions

Sources

• osv: PYSEC-2026-3051
• https://github.com/trailofbits/rfc3161-client/security/advisories/GHSA-3xxc-pwj6-jgrj
• https://nvd.nist.gov/vuln/detail/CVE-2026-33753
• https://github.com/trailofbits/rfc3161-client/commit/4f7d372297b4fba7b0119e9f954e4495ec0592c0
• https://github.com/trailofbits/rfc3161-client
• https://github.com/trailofbits/rfc3161-client/releases/tag/v1.0.6
• https://pypi.org/project/rfc3161-client
• https://github.com/advisories/GHSA-3xxc-pwj6-jgrj

CVE-2026-33753 · published 2026-07-13T14:36:49.627774Z · modified 2026-07-13T16:32:43.974659362Z · JSON