Vulnerability · Published Mar 7, 2026 · Assigned by GitHub_M

CVE-2026-30828Wallos: SSRF via url parameter leading to File Traversal

High 8.7

In plain English

A high-severity path traversal in Wallos from ellite. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 48% of all known vulnerabilities).

Severity (CVSS 4.0)8.7High

Exploit odds (30 days)0.6%top 51.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.6.2, the url parameter can be used to retrieve local system files. This issue has been patched in version 4.6.2.

Affected products (as reported)

Vendor	Product	Versions
ellite	Wallos	< 4.6.2

Weakness: CWE-29, CWE-22, CWE-918 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

References

https://github.com/ellite/Wallos/security/advisories/GHSA-p7qj-669r-grvc x_refsource_CONFIRM
https://github.com/ellite/Wallos/commit/e8a513591dbbf885966e2ef55c38622785b9060d x_refsource_MISC
https://github.com/ellite/Wallos/releases/tag/v4.6.2 x_refsource_MISC