What is CVE-2026-86770?

CVE-2026-86770 is a high-severity vulnerability in Grokability Snipe-It, classified under Improper Handling of Case Sensitivity. CVSS score: 8.1/10. Published 2026-09-09.

How severe is CVE-2026-86770?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Grokability Snipe-It

CVE-2026-86770

Snipe-IT before 8.7.0 fails to validate username case sensitivity during SAML authentication, allowing attackers to authenticate as different users by registering IdP accounts with accent or case variants of victim usernames. Attackers can exploit the default utf8mb4_unicode_ci database collation to bypass username matching and achieve account takeover through federated login paths including SAML, LDAP, and OAuth.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Grokability Snipe-it

Weakness classification (CWE)

CWE-178 — Improper Handling of Case Sensitivity

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-86770?: CVE-2026-86770 is a high-severity vulnerability in Grokability Snipe-It, classified under Improper Handling of Case Sensitivity. CVSS score: 8.1/10. Published 2026-09-09.
How severe is CVE-2026-86770?: High severity. CVSS v3 base score is 8.1 out of 10.