CVE-2026-82925

Site Reviews 7.2.2 - 8.2.2 - Unauthenticated PHP Object Injection via Form Signature

State
Published
Severity
8.1 High
Published
Sep 10, 2026
Updated
Sep 10, 2026
Reserved
Aug 31, 2026

Read the record on cve.org

Description

The Site Reviews WordPress plugin before 8.3.0 does not prevent request data from being deserialized, and derives the key protecting that data by padding out the site's WordPress nonce key, which makes the key publicly computable on installs where that key is absent, left at its sample value, or too short to be secret. This allows unauthenticated users to inject arbitrary PHP objects on such installs. The Site Reviews WordPress plugin before 8.3.0's own code contains no chain onward from the injected object, so how far it reaches depends on the other code present on the site.

Scores

CVSSScoreVectorSource
3.18.1 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HCISA-ADP

Weaknesses

  • CWE-502 Deserialization of Untrusted Data

Affected Products

ProductVersions
Site ReviewsUnknown
  • 7.2.2 to before 8.3.0Affected

References

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