Vulnerability Intelligence Report
Snipe-IT before 8.5.0 SAML Assertion Replay via Race Condition
CVE-2026-116201
Snipe-IT before 8.5.0 contains a SAML assertion replay vulnerability that allows attackers to reuse captured assertions by exploiting a non-atomic nonce check in the SAML acs handler. Attackers can send concurrent POST requests to /saml/acs with one captured assertion to obtain multiple authenticated victim sessions that evade IdP-driven revocation.
No Active Exploit Signals
CVSS Base Score
8.7
HIGH
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-294 ↗Authentication Bypass by Capture-replay
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| grokability | snipe-it | 0 < 8.5.0 (affected), 8.5.0 (unaffected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | VulnCheck · Bug Bounty Provider · USA |
| Reserved | 2026-10-25T12:27:58 |
| Published | 2026-10-25T13:20:33 |
| Patch Date | 2026-10-08 |
| Last Updated | 2026-10-25T13:20:33 |
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