# CVE-2026-100297: Server-Side request forgery (SSRF) in Anjvision YSSD-RTMP-H5

> Unauthenticated attackers can trigger SSRF to probe internal hosts and leak data via DNS queries in Anjvision YSSD-RTMP-H5 devices.

- **Severity:** Medium 6.9 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 29 Sep 2026
- **Updated:** 29 Sep 2026
- **Also known as:** GHSA-h8r5-qwmc-cvcp

## What is CVE-2026-100297?

CVE-2026-100297 is a medium-severity server-side request forgery vulnerability in Anjvision YSSD-RTMP-H5, published on 29 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

In Anjvision YSSD‑RTMP‑H5 firmware version 3.3.2.4, an unauthenticated network check function can be triggered to probe arbitrary hosts from the device’s internal network. This may expose internal information or leak data via DNS queries.

Weakness: CWE-918 (Server-Side Request Forgery)

## Which versions are affected by CVE-2026-100297?


## How do I fix CVE-2026-100297?

No fix has been published for CVE-2026-100297 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-100297 being exploited?

There is no known exploitation of CVE-2026-100297 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-100297 and fix it if it is affected.

What it is: CVE-2026-100297 is a medium-severity server-side request forgery vulnerability in Anjvision YSSD-RTMP-H5, published on 29 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-100297 in the wild and no public exploit code.

Affected product: Anjvision YSSD-RTMP-H5. 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-2026-100297/ (Markdown: https://insights.sbomify.com/CVE-2026-100297/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-100297
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-100297
- OSV: https://osv.dev/vulnerability/CVE-2026-100297

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-100297/
Summaries are generated and may contain mistakes; the official description above is the record.