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CVE-2026-88904

8.8 HIGH
  1. Published17 Sept 2026

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 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredLow
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2026-88904 being actively exploited?

CVE-2026-88904 is not in the CISA KEV catalog.

How severe is CVE-2026-88904?

CVE-2026-88904 has a CVSS 3.1 base score of 8.8, rated high.

How do I fix CVE-2026-88904?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-88904 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.