Vulnerability · Published Feb 26, 2026 · Assigned by mitre

CVE-2026-26682

High 7.8

In plain English

A high-severity code injection in the affected software. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 11% of all known vulnerabilities).

Severity (CVSS 3.1)7.8High

Exploit odds (30 days)0.2%top 88.6% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

An issue in fastCMS before v.0.1.6 allows a local attacker to execute arbitrary code via the PluginController.java component

Affected products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

Weakness: CWE-94 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

https://github.com/sorzs/test/tree/main/fastcms-rce
https://gist.github.com/sorzs/e3913b814e2e5548aa66de6c25b0510a