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.
Published: 2026-09-08
Score: 7.1 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories

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History

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'}

Subscriptions

Snipeitapp Snipe-it
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

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 : Received

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

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

Link: CVE-2026-86734

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-400

    Uncontrolled Resource Consumption