CVE-2026-89322: hashicorp vault Improper Handling of Case Sensitivity
Vulnerability summary
CVE-2026-89322 is a high (CVSS 7.2) Improper Handling of Case Sensitivity vulnerability in hashicorp vault. EPSS estimates a 0.29% chance of exploitation in the next 30 days, higher than 20.9% of scored vulnerabilities.
Timeline
- 07-10-2026PublishedVulnerability first disclosed.
- 09-10-2026Last modifiedVulnerability information updated.
Description
Vault and Vault Enterprise did not consistently evaluate ACL policies against the canonical form of resource and policy names. This may allow an authenticated user with delegated permissions to bypass an explicit deny restriction and access a protected resource or assign a denied policy, potentially leading to privilege escalation. This vulnerability (CVE-2026-89322) is fixed in Vault Community Edition 2.1.2, and Vault Enterprise 2.1.2, 1.21.12, 1.20.17, and 1.19.23.
CVSS metrics
2 scores · 2 sources · 1 version- NVDNIST7.2HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.29%
Chance of exploitation in the next 30 days
Percentile
21%
Versus all other CVEs
30-day change
Change unavailable
Change unavailable
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Hashicorp2 products
- vault≥ 0.0.1, < 2.1.2
- vault enterprise≥ 0.0.1, < 2.1.2
1 vendor · 2 products