GO-2020-0017

vendorUSosv

Authorization bypass in github.com/dgrijalva/jwt-go

view advisory published 2021-04-14Licence: per source

If a JWT contains an audience claim with an array of strings, rather than a single string, and MapClaims.VerifyAudience is called with req set to false, then audience verification will be bypassed, allowing an invalid set of audiences to be provided.

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2020-26160UShigh7.5Exploit
jwt-go before 4.0.0-preview1 allows attackers to bypass intended access restrictions in situations with []string{} for m["aud"] (which is allowed by the specification). Because the…
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references

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