CVE-2026-34428

High

Description

Vvveb prior to 1.0.8.1 contains a server-side request forgery vulnerability in the oEmbedProxy action of the editor/editor module where the url parameter is passed directly to getUrl() via curl without scheme or destination validation. Authenticated backend users can supply file:// URLs to read arbitrary files readable by the web server process or http:// URLs targeting internal network addresses to probe internal services, with response bodies returned directly to the caller.

SeverityHigh

CVSS7.7

Exploit probability—

ProductVvveb

PublishedApr 20, 2026

First seenApr 20, 2026

Weakness typeCWE-918Server-side request forgery (SSRF)

How to fix

Update

givanz Vvveb1.0.8.1 or later

Patches

github.com/givanz/Vvveb/commit/2d356844f37819bf771e7cd5e12a8686975e0b2b

Vendor advisories

github.com/givanz/Vvveb/releases/tag/1.0.8.1

Affected products

Product	Affected versions	Fixed in
givanz Vvveb	v < 1.0.8.1	1.0.8.1

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