CVE-2026-8857CWE-94

Full RCE using EasyTimeline Extension

published July 1, 2026

CVSS v4.0

0.0

EPSS

Percentile

81.5

In the wild

Unconfirmed

What it is

A vulnerability in Wikimedia Foundation timeline.

This vulnerability is associated with program files scripts/EasyTimeline.Pl, includes/Timeline.Php.

This issue affects timeline: from * before 1.46.0, 1.45.4, 1.44.6, 1.43.9.

The record

Technical detail

CVSS v4.0: 0.0 · NONE
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N
EPSS: 0.02098 · 81.5th percentile
Weakness: CWE-94 · Improper Control of Generation of Code ('Code Injection')
Published: 2026-07-01T15:08Z

EPSS history

Timeline