CVE-2025-31441

WordPress WordPress Galleria plugin <= 1.4 - Reflected Cross Site Scripting (XSS) vulnerability

Published Apr 1, 2025 CVSS 3.1 · 7.1 High EPSS < 1% KEV · Not listed

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in S WordPress Galleria wp-galleria allows Reflected XSS.This issue affects WordPress Galleria: from n/a through <= 1.4.

Analysis

Technical impact

The WordPress Galleria plugin contains an improper neutralization of input during web page generation, leading to a reflected cross‑site scripting flaw (CWE‑79). An attacker can inject malicious scripts that execute in the browser of any user who views a malformed gallery page, potentially stealing credentials, hijacking sessions, or defacing the site.

Affected Systems

All installations of the WordPress Galleria plugin up through and including version 1.4 are vulnerable. Users running these versions are at risk, whereas versions newer than 1.4 are not listed as affected.

Risk and Exploitability

The vulnerability has a CVSS score of 7.1, indicating moderate‑to‑high severity, while the EPSS score of <1% suggests a low likelihood of exploitation at present. The flaw is not yet listed in the CISA KEV catalog. Based on the description, the likely attack vector is a crafted URL that contains malicious input displayed in the gallery; the exploit requires a user to visit the vulnerable page in their browser.

Affected Products

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

Vendor Product Default status Versions

WordPress Galleria

unaffected

Version	Status	Constraints
`0`	affected	≤ 1.4

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record.

OpenCVE Recommended Actions

Upgrade WordPress Galleria to the latest released version (≥1.5) that eliminates the reflected XSS flaw
If an immediate upgrade is not possible, temporarily disable the gallery shortcode or limit its use to trusted administrators to prevent exposure to untrusted users
Conduct a comprehensive audit of all website plugins and themes for additional XSS vulnerabilities and apply any relevant updates

Generated by OpenCVE AI on May 1, 2026 at 01:24 UTC.

Tracking

Advisories

Source	ID	Title
EUVD	EUVD-2025-9469	Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in S WordPress Galleria allows Reflected XSS. This issue affects WordPress Galleria: from n/a through 1.4.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.393% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://patchstack.com/database/Wordpress/Plugin/wp-galleria/vulnerability/wordpress-wordpress-galleria-plugin-1-4-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve

History

Apr 23, 2026 3:00 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		cvssV3_1 `{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L'}`

Apr 1, 2026 11:45 PM Description updated. References updated. Scoring metrics updated View changes

Type	Values Removed	Values Added
Description	Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in S WordPress Galleria allows Reflected XSS. This issue affects WordPress Galleria: from n/a through 1.4.	Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in S WordPress Galleria wp-galleria allows Reflected XSS.This issue affects WordPress Galleria: from n/a through <= 1.4.
References	https://patchstack.com/database/wordpress/plugin/wp-galleria/vulnerability/wordpress-wordpress-galleria-plugin-1-4-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve	https://patchstack.com/database/Wordpress/Plugin/wp-galleria/vulnerability/wordpress-wordpress-galleria-plugin-1-4-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve
Metrics	cvssV3_1 `{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L'}`

Apr 10, 2025 3:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Apr 1, 2025 9:00 PM Description updated. Title updated. Weaknesses updated. Added references. Scoring metrics updated View changes

Type	Values Removed	Values Added
Description		Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in S WordPress Galleria allows Reflected XSS. This issue affects WordPress Galleria: from n/a through 1.4.
Title		WordPress WordPress Galleria plugin <= 1.4 - Reflected Cross Site Scripting (XSS) vulnerability
Weaknesses		CWE-79
References		https://patchstack.com/database/wordpress/plugin/wp-galleria/vulnerability/wordpress-wordpress-galleria-plugin-1-4-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve
Metrics		cvssV3_1 `{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L'}`