CVE-2026-86756: URL Redirection to Untrusted Site ('Open Redirect') in grokability snipe-it
Affects grokability snipe-itSource CVE Database V5
Not known to be exploited · CVSS 5.3 Medium · fixed in 8.7.0 : update grokability snipe-it when convenient.
Data as of 10/25/2026, 04:40:14 UTC
- Exploitation
Not in CISA KEV, no exploitation reported
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 25% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 8.7.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:NWhat to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| grokabilitysnipe-it | Affected
| Fixed in– |
GitHubgrokability/snipe-itpkg:github/grokability/snipe-itOther threats | Affected
| Fixed in– |
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AI-suggested
A fix is available in Snipe-IT version 8.7.0, which implements validation of the RelayState parameter using a same-origin URL check before storing it. Users should upgrade to version 8.7.0 or later to remediate this vulnerability. Until upgraded, administrators should consider disabling SAML SSO if feasible or carefully monitor for suspicious SSO links. Patch status is not explicitly stated beyond the fix in 8.7.0; check the vendor advisory for the latest remediation guidance.
Description
Snipe-IT 8.5.0 through 8.6.3 contains an open redirect vulnerability in its SAML assertion-consumer endpoint (SamlController::acs, POST /saml/acs). The endpoint wrote the RelayState POST parameter directly into Laravel's url.intended session key with only CR/LF characters stripped, and LoginController later issued redirect()->intended(), which passes an absolute URL through to the Location header unchanged. An unauthenticated attacker who induces a user of a SAML-SSO-enabled instance to visit a crafted IdP-initiated SSO link can therefore cause the victim's browser to be redirected to an arbitrary absolute external URL immediately after a successful authentication, which the advisory notes facilitates credential-harvesting phishing. No account on the target instance and no compromise of the identity provider are required. Only deployments with SAML SSO enabled are affected. Fixed in 8.7.0 (commit d30b73d, PR #19386), which validates RelayState via a new Helper::sameOriginUrl check before storing it.
Impact
An unauthenticated attacker can induce users of SAML SSO-enabled Snipe-IT instances to be redirected to arbitrary external URLs after authentication. This can be used to facilitate phishing attacks aimed at credential harvesting. There is no need for the attacker to have an account on the target system or to compromise the identity provider. The impact is limited to instances with SAML SSO enabled.