Description
AB Download Manager before 1.11.2 contains a cross-site request forgery vulnerability in its unauthenticated browser-integration API that allows remote attackers to write attacker-chosen files to arbitrary paths. A malicious web page can send a text/plain request to /start-headless-download with crafted folder and name values, placing payloads in startup folders for code execution on next login.
Published: 2026-11-03
Score: 8.7 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Mon, 09 Nov 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Fri, 06 Nov 2026 22:00:00 +0000

Type Values Removed Values Added
First Time appeared Amir1376
Amir1376 ab-download-manager
Vendors & Products Amir1376
Amir1376 ab-download-manager

Tue, 03 Nov 2026 15:30:00 +0000

Type Values Removed Values Added
Description AB Download Manager before 1.11.2 contains a cross-site request forgery vulnerability in its unauthenticated browser-integration API that allows remote attackers to write attacker-chosen files to arbitrary paths. A malicious web page can send a text/plain request to /start-headless-download with crafted folder and name values, placing payloads in startup folders for code execution on next login.
Title AB Download Manager before 1.11.2 Arbitrary File Write via /start-headless-download CSRF
Weaknesses CWE-352
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


Subscriptions

Amir1376 Ab-download-manager
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-11-09T15:05:29.945Z

Reserved: 2026-11-03T12:33:53.717Z

Link: CVE-2026-121451

cve-icon Vulnrichment

Updated: 2026-11-09T15:05:18.240Z

cve-icon NVD

Status : Deferred

Published: 2026-11-03T16:17:23.960

Modified: 2026-11-09T15:17:11.503

Link: CVE-2026-121451

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-06T21:42:12Z

Weaknesses