Vulnerability · Published Oct 23, 2026 · Assigned by GitHub_M

CVE-2026-46651Unauthenticated SSRF and local file inclusion via DownloadTaskEndpoint WebSocket in Goobi viewer

Critical 9.8

In plain English

A critical-severity missing authentication in goobi-viewer-core from intranda. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 32% of all known vulnerabilities).

Severity (CVSS 3.1)9.8Critical

Exploit odds (30 days)0.4%top 68.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

The Goobi viewer is a web application that allows digitised material to be displayed in a web browser. From version 24.03 to before version 26.05, the DownloadTaskEndpoint WebSocket endpoint (/tasks/download/monitor.socket) in goobi-viewer-core accepts download requests from unauthenticated users. This issue has been patched in version 26.05.

Affected products (as reported)

Vendor	Product	Versions
intranda	goobi-viewer-core	>= 24.03, < 26.05

Weakness: CWE-306, CWE-552, CWE-918 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

https://github.com/intranda/goobi-viewer-core/security/advisories/GHSA-79jg-3m2m-jgc8 x_refsource_CONFIRM
https://github.com/intranda/goobi-viewer-core/commit/5281245708447ae3419cb42492fbb8af731a2ce5 x_refsource_MISC
https://github.com/intranda/goobi-viewer-core/commit/b8943ee963e2aa1131da2212eaf85c5a2d90214f x_refsource_MISC
https://github.com/intranda/goobi-viewer-core/releases/tag/v26.05 x_refsource_MISC