MEDIUMVulnerability

CVE-2026-86734

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.

Properties

severity
MEDIUM
score
6.5
cve_id
CVE-2026-86734
signal_observed_at
2026-09-16T21:37:07+00:00
vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
published_at
2026-09-08T16:18:35.963
last_modified
2026-09-10T16:18:04.020

Related Entities (3)

AFFECTS_PRODUCT (1)

[Product]

DESCRIBED_BY (1)

[Source]NVD

HAS_WEAKNESS (1)

[Weakness]Uncontrolled Resource Consumption

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CVE-2026-86734 — Ninja Signal Threat Intelligence | Ninja Signal