Is this vulnerability remotely exploitable?

Yes, if the affected Wallos instance is reachable over the network and exposes the vulnerable endpoint, an attacker can exploit it remotely by sending crafted requests with a malicious `url` parameter.

What level of access does an attacker need?

An attacker generally only needs the ability to interact with the web interface or API that accepts the `url` parameter. No local system access is required, though authentication requirements depend on how the instance is configured.

What is the safest general fix pattern for this class of bug?

The safest approach is to decouple user input from direct resource access: use strict allowlists of permitted hosts or resource identifiers, canonicalize all paths, enforce base directories, and reject any input that cannot be safely mapped to known, controlled resources.

Severity:

HIGH RISK

(7.5)

Path Traversal / SSRF (CWE-22) via URL Parameter in Wallos Subscription Tracker

CVE-2026-30828

Published:

Mar 7, 2026

Status:

Analyzed

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

NDV

Recent Vulnerabilities

CWE-918

HIGH RISK

HIGH

(8.6)

Server-Side Request Forgery (CWE-918) in OpenClaw Zalo Plugin sendPhoto

Unauthorized Access to Internal Resources via SSRF

May 6, 2026

CWE-863

HIGH RISK

HIGH

(8.8)

Authorization Bypass (CWE-863) in OpenClaw Matrix Room Control Commands

Privilege Escalation via Bypassed Access Control

May 6, 2026

Vulnerability Type

Category:

Path Traversal / Server-Side Request Forgery (SSRF)

CWE:

CWE-22;CWE-29;CWE-918

Impact:

Sensitive Information Disclosure via Local File Access

Severity:

HIGH RISK

(7.5)

CVSS Version:

3.1

Vulnerability Type

Category:

Path Traversal / Server-Side Request Forgery (SSRF)

CWE:

CWE-22;CWE-29;CWE-918

Impact:

Sensitive Information Disclosure via Local File Access

Severity:

HIGH RISK

(7.5)

CVSS Version:

3.1

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Path Traversal / SSRF (CWE-22) via URL Parameter in Wallos Subscription Tracker

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

Recent Vulnerabilities

HIGH RISK

HIGH

(8.6)

Server-Side Request Forgery (CWE-918) in OpenClaw Zalo Plugin sendPhoto

HIGH RISK

HIGH

(8.8)

Authorization Bypass (CWE-863) in OpenClaw Matrix Room Control Commands

Vulnerability Type

Vulnerability Type

Vulnerability Type

Catch This CVE While Code Is Being Written

Ship clean & secure code faster

Ship clean & secure code faster

Ship clean & secure code faster

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