Snipe-IT before 8.7.1 fails to validate the length of the note field in the POST /account/accept/{acceptance} endpoint, allowing authenticated users to submit unbounded input that reaches synchronous CommonMark rendering. Attackers can submit large note values to exhaust PHP worker CPU and cause denial of service through resource exhaustion in the markdown parsing pipeline.
History

Tue, 08 Sep 2026 17:00:00 +0000

Type Values Removed Values Added
First Time appeared Grokability
Grokability snipe-it
Vendors & Products Grokability
Grokability snipe-it

Tue, 08 Sep 2026 15:30:00 +0000

Type Values Removed Values Added
Description Snipe-IT before 8.7.1 fails to validate the length of the note field in the POST /account/accept/{acceptance} endpoint, allowing authenticated users to submit unbounded input that reaches synchronous CommonMark rendering. Attackers can submit large note values to exhaust PHP worker CPU and cause denial of service through resource exhaustion in the markdown parsing pipeline.
Title Snipe-IT before 8.7.1 Denial of Service via Unbounded Note Field
First Time appeared Snipeitapp
Snipeitapp snipe-it
Weaknesses CWE-400
CPEs cpe:2.3:a:snipeitapp:snipe-it:*:*:*:*:*:*:*:*
Vendors & Products Snipeitapp
Snipeitapp snipe-it
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-09-08T15:14:03.726Z

Updated: 2026-09-08T15:14:03.726Z

Reserved: 2026-09-08T11:31:09.013Z

Link: CVE-2026-86734

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2026-09-08T16:18:35.963

Modified: 2026-09-09T13:51:13.527

Link: CVE-2026-86734

cve-icon Redhat

No data.