CVE-2026-30828

Wallos: SSRF via url parameter leading to File Traversal

HIGH
7.5
CVSS Score
Published: March 7, 2026 at 05:27 AM UTC
Updated: June 17, 2026 at 10:32 AM UTC
2 products affected across 2 vendorsWallosWallos

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Severity
HIGH7.5
Exploit prediction
EPSS 0.6%
SSVC
No known exploit

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 4.6.2
v < 4.6.2
Affected range stops below 4.6.2, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (3)

x_refsource_CONFIRMExploitVendor Advisory
Source: cverecord
https://github.com/ellite/Wallos/security/advisories/GHSA-p7qj-669r-grvc
x_refsource_MISCRelease Notes
Source: cverecord
https://github.com/ellite/Wallos/releases/tag/v4.6.2

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-29CWE-22CWE-918

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