CVE-2026-30828

Wallos: SSRF via url parameter leading to File Traversal

8.7 High

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: None
Availability: None

Exploit likelihood

0.59%Up 0.5 points since Mar 7, 2026

What each source reports

CVE List Score used 8.7

Wallos: SSRF via url parameter leading to File Traversal

Record: CVE-2026-30828
CVSS 4.0: 8.7 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Weakness: CWE-29, CWE-22, CWE-918
Updated: 2026-11-02

EUVDEUVD-2026-10116 8.7

Record: EUVD-2026-10116
CVSS 4.0: 8.7 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Updated: 2026-11-02

NVD 8.7

Record: CVE-2026-30828
CVSS 4.0: 8.7 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-22, CWE-29, CWE-918
Updated: 2026-11-02

OSV 8.7

Wallos: SSRF via url parameter leading to File Traversal

Record: CVE-2026-30828
CVSS 4.0: 8.7 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Weakness: CWE-22, CWE-29, CWE-918
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-30828 is a high vulnerability (CVSS 8.7) in Ellite Wallos, published March 7, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.59%, the 48th percentile. No source names a fixed version.