CVE-2026-34428CWE-918

Vvveb < 1.0.8.1 SSRF via oEmbedProxy

High · published April 20, 2026

CVSS v4.0
8.3
EPSS
0%
Percentile
36.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
8.3 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N
EPSS
0.00437 · 36.9th percentile
Weakness
CWE-918 · Server-Side Request Forgery (SSRF)
Published
2026-04-20T13:55Z
EPSS history
Timeline
  • 20 APR 13:55Z
    Vvveb < 1.0.8.1 SSRF via oEmbedProxy
    cvelistv5