Feed/CVE-2025-21617
CVE-2025-21617MEDIUMCVSS 0.0

Guzzle OAuth Subscriber has insufficient nonce entropy

Published Jan 6, 2025·Updated Jul 15, 2026

NVD Description

### Impact Nonce generation does not use sufficient entropy nor a cryptographically secure pseudorandom source (https://github.com/guzzle/oauth-subscriber/blob/0.8.0/src/Oauth1.php#L192). This can leave servers vulnerable to replay attacks when TLS is not used. ### Patches Upgrade to version 0.8.1 or higher. ### Workarounds No. ### References Issue is similar to https://nvd.nist.gov/vuln/detail/CVE-2025-22376.

Affected Packages (1)

guzzlehttp/oauth-subscriberCOMPOSER
Fixed in 0.8.1

References

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