CVE-2026-81560CWE-22path-traversal

CVE-2026-81560

Medium · published August 27, 2026

CVSS v3.1
5.3
EPSS
1%
Percentile
52.2
In the wild
Unconfirmed
What it is

A vulnerability was identified in blackms aistack up to 1.6.1. Affected by this issue is some unknown functionality of the file src/web/server.ts of the component Static File Handler. Such manipulation of the argument req.url leads to path traversal. The attack can be executed remotely. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0
6.9 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
EPSS
0.00690 · 52.2th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2026-08-27T17:18Z
References (6)
EPSS history
Timeline
  • 27 AUG 10:30Z
    blackms aistack Static File server.ts path traversal
    cvelistv5