CVE-2026-12359: ibm security verify access Improper Authentication
CVSS: 8.1v3.1HighAnalyzed
Published 12-08-2026Last modified 13-08-2026
Vulnerability summary
CVE-2026-12359 is a high (CVSS 8.1) Improper Authentication vulnerability in ibm security verify access. EPSS estimates a 0.45% chance of exploitation in the next 30 days, higher than 37.6% of scored vulnerabilities.
CVSS score
8.1/10
010
High · v3.1 (CVE.org)EPSS score
0.45%
0%100%
Low · +0.11 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 12-08-2026PublishedVulnerability first disclosed.
- 13-08-2026Last modifiedVulnerability information updated.
Description
IBM Security Verify Access 10.0 through 10.0.9.2 and IBM Verify Identity Access 11.0 through 11.0.3 and IBM Verify Identity Access Container 11.0 through 11.0.3 could allow a remote attacker to access sensitive information due to an inconsistent interpretation of an HTTP request by a reverse proxy.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 8.1Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesAll 2 agree
- NVDNIST8.1HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.45%
Chance of exploitation in the next 30 days
Percentile
38%
Versus all other CVEs
30-day change
+0.11 pp
From 0.33% on 21-09-2026
21-09-202621-10-2026
EPSS score0.45%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ibm4 products
- security verify access≥ 10.0, ≤ 10.0.9.2 | ≥ 10.0.0, ≤ 10.0.9.2 | 10.0.9.2:interim_fix1
- security_verify_access_container≥ 10.0, ≤ 10.0.9.2
- verify identity access≥ 11.0, ≤ 11.0.3
- verify_identity_access_container≥ 11.0, ≤ 11.0.3 | ≥ 11.0.0.0, ≤ 11.0.3.0
1 vendor · 4 products