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python-cryptography: Duplicate self-signed intermediates can cause exponential path-building
python-cryptography: Duplicate self-signed intermediates can cause exponential path-building
Affected packages
- cryptography— before 49.0.0
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- 0.19%
- EPSS percentile
- 9.1%
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs. This advisory is in the top 9%.
Sources
- https://github.com/pyca/cryptography/security/advisories/GHSA-jwv3-5hgf-82ww
- https://github.com/pyca/cryptography/pull/14960
- https://github.com/pyca/cryptography/commit/4a12cf49675a184e47f912b00b04f3a629283582
- https://github.com/pyca/cryptography
- https://pypi.org/project/cryptography
- https://github.com/advisories/GHSA-jwv3-5hgf-82ww
- https://nvd.nist.gov/vuln/detail/CVE-2026-69249
Structured record: https://osv.dev/vulnerability/PYSEC-2026-3553
Recommended response stack
Snyk — Scan your dependencies in CI and fix this vulnerability.→Socket — Detect malicious and compromised packages before they ship.→
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