SSRF in Ellite Wallos
CVE-2026-30840
Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.6.2, there is a server-side request forgery vulnerability in notification testers. This issue has been patched in version 4.6.2.
Vulnerability class: Improper Certificate Validation
EPSS: 0.005 (39.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Ellite Wallos — versions < 4.6.2
- Wallosapp Wallos
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Mitigation, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2026-30840?
- CVE-2026-30840 is a high-severity vulnerability in Ellite Wallos, classified under Improper Certificate Validation. CVSS score: 8.8/10. Published 2026-03-07.
- How severe is CVE-2026-30840?
- High severity. CVSS v3 base score is 8.8 out of 10.