CVE-2026-91072 - EWWW Image Optimizer < 8.8.0 - Admin+ WebP File Rename and Deletion via Unrestricted Path in WebP Migration Handler

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MEDIUM

EWWW Image Optimizer < 8.8.0 - Admin+ WebP File Rename and Deletion via Unrestricted Path in WebP Migration Handler

Published Sep 30, 2026

4.4

MEDIUM

CVSS 3.1

EPSS 0.17%

Description

The EWWW Image Optimizer WordPress plugin before 8.8.0 does not confine a WebP-derivative file migration routine to the current site's own uploads directory, letting an attacker with Administrator-level access rename or delete existing WebP-derivative image files outside that scope, including, on a multisite network, files belonging to a different site they have no access to.

Affected products

Vendor n/a Product EWWW Image Optimizer Default
unaffected
- Version
  0
  Status
  affected
  Constraints
  <8.8.0

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

n/a

EWWW Image Optimizer

unaffected

Version	Status	Constraints
0	affected	<8.8.0

Remediation

No remediation recorded yet.

Weaknesses (1)

CWE-73

References (1)

https://wpscan.com/vulnerability/c77770c5-d1af-47f6-9aee-a50d4a919732/
exploitvdb-entrytechnical-description

Link	Providers	Tags
https://wpscan.com/vulnerability/c77770c5-d1af-47f6-9aee-a50d4a919732/		exploitvdb-entrytechnical-description

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner WPScan

Published Sep 30, 2026

Updated Sep 30, 2026

Reserved Sep 14, 2026

Link CVE-2026-91072

CISA Vulnrichment

Updated Sep 30, 2026

NVD

Status Received

Modified Sep 30, 2026

Link CVE-2026-91072

Red Hat

Severity n/a

Public date n/a

Links CVE-2026-91072