WordPress ShortPixel Adaptive Images plugin <= 3.11.4 - Arbitrary File Deletion vulnerability

published 2026-06-26 4 mo ago modified 2026-10-25 14 d ago also EUVD-2026-39719

cvss: 5.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 40%
public exploits: 0; none known

Unauthenticated Arbitrary File Deletion in ShortPixel Adaptive Images <= 3.11.4 versions.

Patch / fix

fixed in 1

ShortPixel ShortPixel Adaptive Images 3.11.5

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 4 mo ago (2026-06-26)

Exploit prediction

0.47% chance of exploitation in the next 30 days, higher than 40% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L

Affected products

ShortPixel ShortPixel Adaptive Images

Classification

Weakness

CWE-22 Improper Limitation of a Pathname to a Restricted Directory

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/wordpress/plugin/shortpixel-adaptive-images/vulnerability/wordpress-shortpixel-adaptive-images-plugi
vdb-entry

Sources

CVE List CVE-2026-56066
NVD CVE-2026-56066

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.

Summary