Vulnerability · Published Sep 20, 2026 · Assigned by WPScan

CVE-2026-81651NextGEN Gallery < 4.5.0 - Authenticated Cross-Gallery Settings Modification via IDOR

Low 3.1

In plain English

A low-severity authorization bypass via user-controlled key in Photo Gallery, Sliders, Proofing and Themes from Unknown. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 11% of all known vulnerabilities).

Severity (CVSS 3.1)3.1Low

Exploit odds (30 days)0.2%top 88.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

The Photo Gallery, Sliders, Proofing and WordPress plugin before 4.5.0 does not verify that the user saving a gallery owns it, allowing any user granted its gallery-management capability by an administrator to overwrite the stored settings of any gallery on the site, including its filesystem path, and including galleries belonging to other users.

Affected products (as reported)

Vendor	Product	Versions
Unknown	Photo Gallery, Sliders, Proofing and Themes	0 – before 4.5.0

Weakness: CWE-639 · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N

References

https://wpscan.com/vulnerability/69ccebff-414d-49bb-b914-cae87ab27f4f/ exploit, vdb-entry, technical-description