CVE-2026-30839 — MEDIUM (4.3)

Q: How severe is CVE-2026-30839?

CVE-2026-30839 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-30839?

Check the references section above for vendor advisories and patch information. Affected products include: Wallosapp Wallos.

Vulnerability 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.

CVSS Score

4.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Wallosapp	Wallos	< 4.6.2

Related Weaknesses (CWE)

CWE-918

References

https://github.com/ellite/Wallos/commit/e8a513591dbbf885966e2ef55c38622785b9060dPatch
https://github.com/ellite/Wallos/releases/tag/v4.6.2Release Notes
https://github.com/ellite/Wallos/security/advisories/GHSA-x4qp-xm2c-vqg9ExploitVendor Advisory

FAQ

What is CVE-2026-30839?

CVE-2026-30839 is a vulnerability with a CVSS score of 4.3 (MEDIUM). 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, enablin...

How severe is CVE-2026-30839?

CVE-2026-30839 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-30839?

Check the references section above for vendor advisories and patch information. Affected products include: Wallosapp Wallos.