CVE-2026-117565 Artalk before 2.10.1 Unauthenticated SSRF via Comment Page Title Fetch

Medium 6.9 Published Updated
Exploited in the wild
Not known
Fix
None listed

What is CVE-2026-117565?

CVE-2026-117565 is a medium-severity vulnerability in ArtalkJS Artalk, published on 27 Oct 2026.

Official description

Artalk before 2.10.1 contains an unauthenticated server-side request forgery vulnerability that allows remote attackers to make the server fetch arbitrary URLs by submitting anonymous comments to /api/v2/comments. Attackers can set a page_key to an internal URL, which GetTitleByURL fetches after only scheme validation, then read the page title through the public comment list.

Weakness: CWE-918

Which versions are affected by CVE-2026-117565?

How do I fix CVE-2026-117565?

No fix has been published for CVE-2026-117565 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-117565 being exploited?

There is no known exploitation of CVE-2026-117565 in the wild and no public exploit code.

Sources

Also known as GHSA-m4rh-857p-qh9p.

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