Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.7.0, Wallos endpoints/logos/search.php accepts HTTP_PROXY and HTTPS_PROXY environment variables without validation, enabling SSRF via proxy hijacking. The server performs DNS resolution on user-supplied search terms, which can be controlled by attackers to trigger outbound requests to arbitrary domains. This issue has been patched in version 4.7.0.
History

Tue, 24 Mar 2026 18:00:00 +0000

Type Values Removed Values Added
Description Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.7.0, Wallos endpoints/logos/search.php accepts HTTP_PROXY and HTTPS_PROXY environment variables without validation, enabling SSRF via proxy hijacking. The server performs DNS resolution on user-supplied search terms, which can be controlled by attackers to trigger outbound requests to arbitrary domains. This issue has been patched in version 4.7.0.
Title Wallos: SSRF via HTTP Proxy Environment Variable
Weaknesses CWE-918
CWE-922
References
Metrics cvssV4_0

{'score': 8.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-03-24T17:40:58.666Z

Reserved: 2026-03-19T17:02:34.171Z

Link: CVE-2026-33407

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-03-24T18:16:11.627

Modified: 2026-03-24T18:16:11.627

Link: CVE-2026-33407

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.