# CVE-2026-126545: WWBN AVideo through 29.7.1 Missing Authorization via get_api_tags API

> Registered AVideo users can query the tags API to obtain titles and stored video passwords of restricted and password-protected videos.

- **Severity:** Medium 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Harmful if only installed:** No
- **Needs a specific call:** No
- **Fix available:** No
- **Published:** 11 Nov 2026
- **Updated:** 12 Nov 2026
- **Also known as:** GHSA-3w98-8958-84rh, GHSA-h557-gp8h-jfv2

## What is CVE-2026-126545?

CVE-2026-126545 is a medium-severity missing authorization vulnerability in WWBN AVideo, published on 11 Nov 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

WWBN AVideo through 29.7.1 contains a missing authorization vulnerability in API::get_api_tags() in plugin/API/API.php that allows registered users to access restricted video data by querying the tags API. Attackers can subscribe to a tag and query APIName=tags to obtain filenames, titles and stored video_password values of unlisted, group-restricted and password-protected videos, enabling unauthorized viewing.

Weakness: CWE-862 (Missing Authorization)

## Which versions are affected by CVE-2026-126545?

An affected version is exposed as installed. No special setting or call is needed.


## How do I fix CVE-2026-126545?

No fix has been published for CVE-2026-126545 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-126545 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-126545 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-126545 and fix it if it is affected.

What it is: CVE-2026-126545 is a medium-severity missing authorization vulnerability in WWBN AVideo, published on 11 Nov 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-126545 exists.
Exposure: An affected version is exposed as installed. No special setting or call is needed.

Affected product: WWBN AVideo. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-126545/ (Markdown: https://insights.sbomify.com/CVE-2026-126545/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-126545
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-126545
- OSV: https://osv.dev/vulnerability/CVE-2026-126545

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-126545/
Summaries are generated and may contain mistakes; the official description above is the record.