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Fencer Vulns
critical 9.8

CVE-2025-26763 json

WordPress Slider, Gallery, and Carousel by MetaSlider – Image Slider, Video Slider Plugin <= 3.94.0 - PHP Object Injection vulnerability

published 2025-02-22 20 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-4431

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 51%
public exploits
0
none known

Summary

Deserialization of Untrusted Data vulnerability in MetaSlider Responsive Slider by MetaSlider ml-slider allows Object Injection.This issue affects Responsive Slider by MetaSlider: from n/a through <= 3.94.0.

Patch / fix

  • MetaSlider Responsive Slider by MetaSlider 3.95.0

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
20 mo ago

Exploit prediction

0.65% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • MetaSlider Responsive Slider by MetaSlider

Classification

Weakness
  • CWE-502 Deserialization of Untrusted Data
Technology feeds

References

Sources

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.