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CVE-2026-77787lowCWE-862

Rank Math SEO < 1.0.277 - Author+ Term Metadata Update and Cross-Object Post Title Overwrite via updateMetaBulk

28Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 2.7epss 0.2%
exploitation probability
0.2%top 93% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
The Rank Math SEO WordPress plugin before 1.0.277 does not perform a capability check when bulk metadata updates target taxonomy terms, and reuses the supplied object identifier across object types, allowing users with the Author role and above to modify the SEO metadata of terms they cannot edit and to overwrite the titles of posts belonging to other users.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
Affected products
Unknown · Rank Math SEO
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.