CVE-2026-81560

blackms aistack Static File server.ts path traversal

MEDIUM
5.3
CVSS Score
Published: August 27, 2026 at 10:30 AM UTC
Updated: August 29, 2026 at 03:17 AM UTC
1 product affected across 1 vendorAistack

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.7%
SSVC
PoC

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (6)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/396057
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/396057/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-81560
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/887140
ExploitIssue Tracking
Source: cverecord
https://github.com/blackms/aistack/issues/57
Product
Source: cverecord
https://github.com/blackms/aistack/

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-22

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