CVE-2026-30839

MEDIUM
2026-03-07 [email protected]
4.3
CVSS 3.1
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CVSS Vector

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

Lifecycle Timeline

4
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
PoC Detected
Mar 11, 2026 - 18:48 vuln.today
Public exploit code
Patch Released
Mar 11, 2026 - 18:48 nvd
Patch available
CVE Published
Mar 07, 2026 - 06:16 nvd
MEDIUM 4.3

Tags

PHP SSRF Wallos

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.

Analysis

Wallos versions prior to 4.6.2 contain a server-side request forgery (SSRF) vulnerability in the webhook notification testing function that fails to restrict requests to private IP ranges, allowing authenticated attackers to read internal server responses. Public exploit code exists for this vulnerability. …

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Remediation

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Vendor patch is available.

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Priority Score

42
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +22
POC: +20

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CVE-2026-30839 vulnerability details – vuln.today
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