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HIGH

CVE-2026-88904

CVSS v3

8.8

HIGH

EPSS Score

0.4 %

exploit probability, as of 2026-09-28

CISA KEV

No

known exploited

Exploitation

—

SSVC status

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.

Technical details

Published
2026-09-17
Last Modified
2026-09-17

Frequently asked questions

What is CVE-2026-88904?

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.

Is CVE-2026-88904 actively exploited?

Active exploitation of CVE-2026-88904 has not been confirmed. Its EPSS score was 0.4% on 2026-09-28, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-88904?

CVE-2026-88904 has a CVSS v3 base score of 8.8 (HIGH severity).

Is CVE-2026-88904 affecting your environment?

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