CVE-2026-12091: ibm security verify access Out-of-bounds Read
CVSS: 5.3v3.1MediumAnalyzed
Published 08-10-2026Last modified 12-10-2026
Vulnerability summary
CVE-2026-12091 is a medium (CVSS 5.3) Out-of-bounds Read vulnerability in ibm security verify access. EPSS estimates a 0.30% chance of exploitation in the next 30 days, higher than 21.1% of scored vulnerabilities.
CVSS score
5.3/10
010
Medium · v3.1 (NVD)EPSS score
0.30%
0%100%
Low · Change unavailableKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 08-10-2026PublishedVulnerability first disclosed.
- 12-10-2026Last 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 could allow a denial of service due to a heap-based out-of-bounds read. A remote attacker could send a specially crafted request that causes a limited out‑of‑bounds memory read.
CVSS metrics
2 scores · 2 sources · 1 versionMedium 5.3Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LSources2 sources · 3.7–5.3
- CVE.orgCNA3.7LowCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:LDiffers
EPSS trend
Probability
0.30%
Chance of exploitation in the next 30 days
Percentile
21%
Versus all other CVEs
30-day change
Change unavailable
Change unavailable
09-10-202620-10-2026
EPSS score0.30%
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≥ 10.0.0, < 10.0.9.3 | ≥ 10.0, ≤ 10.0.9.2
- security_verify_access_container≥ 10.0.0.0, ≤ 10.0.9.2 | ≥ 10.0, ≤ 10.0.9.2
- verify identity access≥ 11.0, < 11.0.3.1 | ≥ 11.0, ≤ 11.0.3
- verify_identity_access_container≥ 11.0.0.0, ≤ 11.0.3.0 | ≥ 11.0, ≤ 11.0.3
1 vendor · 4 products