CVE-2026-49852
2 advisories.
PyPI/joserfc CVE-2026-49852: high, EPSS 0.19%
joserfc: HS256/HS384/HS512 verify accepts empty/nil HMAC key (cross-language sibling of CVE-2026-45363)
Action: Upgrade joserfc to 1.6.8 or later.
pip install joserfc==1.6.8Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.6.8 | - |
Fixed versions
| 1.6.8 |
Sources
- osv: GHSA-gg9x-qcx2-xmrh
- https://github.com/authlib/joserfc/security/advisories/GHSA-gg9x-qcx2-xmrh
- https://github.com/authlib/joserfc/commit/86d00910b2b2d2d07503fee9b572906daefab7f1
- https://github.com/authlib/joserfc
- https://github.com/authlib/joserfc/blob/1ddca8f3c73ff47e3bc3ac06cb0c08a9535677ec/src/joserfc/_rfc7518/jws_algs.py#L62-L70
CVE-2026-49852 · published · modified · JSON
PyPI/joserfc CVE-2026-49852: unknown, EPSS 0.19%
joserfc: HS256/HS384/HS512 verify accepts empty/nil HMAC key (cross-language sibling of CVE-2026-45363)
Action: Upgrade joserfc to 1.6.8 or later.
pip install joserfc==1.6.8Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.6.8 | - |
Fixed versions
| 1.6.8 |
Sources
- osv: PYSEC-2026-2528
- https://github.com/authlib/joserfc/security/advisories/GHSA-gg9x-qcx2-xmrh
- https://github.com/authlib/joserfc/commit/86d00910b2b2d2d07503fee9b572906daefab7f1
- https://github.com/authlib/joserfc
- https://github.com/authlib/joserfc/blob/1ddca8f3c73ff47e3bc3ac06cb0c08a9535677ec/src/joserfc/_rfc7518/jws_algs.py#L62-L70
- https://pypi.org/project/joserfc
- https://github.com/advisories/GHSA-gg9x-qcx2-xmrh
- https://nvd.nist.gov/vuln/detail/CVE-2026-49852
CVE-2026-49852 · published · modified · JSON