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Vulnerability record · CVE-2026-88904 · published 17 September 2026

CVE-2026-88904: Improper privilege management vulnerability

The PuppyFW WordPress plugin through 0.4.4 does not have proper authorisation on one of its REST routes, which tests the caller against a capability taken from the request itself, allowing any authenticated user, including subscribers, to add, modify and delete arbitrary blog options and thereby escalate their privileges.

8.8 CVSS 3.1 High EPSS 0.42% · top 66.5% CWE-269 · Improper privilege management Deferred
8.8CVSS 3.1 base score
0.42%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
18 Sep 2026Last modified by NVD

Description

The PuppyFW WordPress plugin through 0.4.4 does not have proper authorisation on one of its REST routes, which tests the caller against a capability taken from the request itself, allowing any authenticated user, including subscribers, to add, modify and delete arbitrary blog options and thereby escalate their privileges.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

LinkTags
https://wpscan.com/vulnerability/d65eff64-0c20-4cfe-8ba2-1d202a5e4306/

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Source: NIST National Vulnerability Database (record CVE-2026-88904), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.