WordPress Image Slider Slideshow plugin <= 1.8 - Insecure Direct Object References (IDOR) vulnerability

published 2026-01-08 10 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-1481

cvss: 4.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 10%
public exploits: 0; none known

Authorization Bypass Through User-Controlled Key vulnerability in Wptexture Image Slider Slideshow image-slider-slideshow allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Image Slider Slideshow: from n/a through <= 1.8.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 10 mo ago (2026-01-08)

Exploit prediction

0.20% chance of exploitation in the next 30 days, higher than 10% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	4.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Affected products

Wptexture Image Slider Slideshow

Classification

Weakness

CWE-639 Authorization Bypass Through User-Controlled Key

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/Wordpress/Plugin/image-slider-slideshow/vulnerability/wordpress-image-slider-slideshow-plugin-1-8-in
vdb-entry

Sources

CVE List CVE-2026-22489
NVD CVE-2026-22489

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.

Summary