CVE-2026-15331: CowAgent 2.0, 2.1.0

CVE-2026-15331. CVSS 3.1 base score 5.4 (MEDIUM, Vendor/CNA). EPSS 0.00556 (percentile 0.45699), scored 24-Oct-2026.

Affected technology

CowAgent · 2.0, 2.1.0
zhayujie

Description’s affected range: up to 2.1.0

Component: Skill Installation Handler
Function: _add_url
File: agent/skills/service.py

Attack conditions (VulDB, CVSS 4.0): Network (remote) · Low privileges required · No user interaction required

What an attacker can do

VulDB’s CVSS 4.0 assessment (base score 5.3/10) rates confidentiality impact as none; integrity and availability impact as low. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 25-Oct-2026 19:52 UTC

CWE: CWE-22
CCR priority: 21.7 /100 (P4)
CVSS 3.1: 5.4 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L · Vendor/CNA
EPSS: 0.00556 · percentile 0.4613 · 2026-10-25
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-25 19:52:47.952465+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-25 19:51:06.643138+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-15331.html