SSRF Vulnerability in Wallos Subscription Tracker by Elilte
CVE-2026-30839

5.3MEDIUM

Key Information:

Vendor

Ellite

Status
Wallos
Vendor
CVE Published:
7 March 2026

What is CVE-2026-30839?

Wallos, a self-hostable personal subscription tracker developed by Elilte, has a vulnerability in its testwebhooknotifications.php script wherein the target URL is not properly validated against private or reserved IP ranges. This oversight permits attackers to exploit the SSRF flaw, leading to unauthorized access to internal resources via server response. The issue has been resolved in version 4.6.2.

Affected Version(s)

Wallos < 4.6.2

References

https://github.com/ellite/Wallos/security/advisories/GHSA...
x_refsource_CONFIRM
https://github.com/ellite/Wallos/commit/e8a513591dbbf8859...
x_refsource_MISC
https://github.com/ellite/Wallos/releases/tag/v4.6.2
x_refsource_MISC

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.