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.
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Thu, 10 Sep 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


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'}


Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-10T15:02:24.424Z

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

Link: CVE-2026-86734

cve-icon Vulnrichment

Updated: 2026-09-10T14:18:54.795Z

cve-icon NVD

Status : Analyzed

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

Modified: 2026-09-10T16:18:04.020

Link: CVE-2026-86734

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-08T17:00:02Z

Weaknesses