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GHSA-h533-5v22-8vcp: firebase/php-jwt: "None" Algorithm treated as valid on tokens

critical Affects firebase/php-jwt. Feed 2026.10.29.3, updated 2026-10-29; published ; advisory modified .

firebase/php-jwt: "None" Algorithm treated as valid on tokens

Package
firebase/php-jwt Composer
Affected versions
<2.0.0
Fixed in
2.0.0
Severity
critical
Exploitation
not on CISA KEV
Published
2024-05-15
Source
osv.dev

References

NVD recordfirebase/php-jwt advisories

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