CVE-2026-12109: ibm security verify access Out-of-bounds Write
CVSS: 7.2v3.1HighAnalyzed
Published 08-10-2026Last modified 10-10-2026
Vulnerability summary
CVE-2026-12109 is a high (CVSS 7.2) Out-of-bounds Write vulnerability in ibm security verify access. EPSS estimates a 0.21% chance of exploitation in the next 30 days, higher than 10.5% of scored vulnerabilities.
CVSS score
7.2/10
010
High · v3.1 (NVD)EPSS score
0.21%
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.
- 10-10-2026Last 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 an attacker with administrative privileges and access to the local management interface to execute arbitrary code due to an unbounded write to a fixed-size stack buffer.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 7.2Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HSources2 sources · 5.5–7.2
- CVE.orgCNA5.5MediumCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:HDiffers
EPSS trend
Probability
0.21%
Chance of exploitation in the next 30 days
Percentile
11%
Versus all other CVEs
30-day change
Change unavailable
Change unavailable
09-10-202620-10-2026
EPSS score0.21%
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, < 10.0.9.3
- security_verify_access_container≥ 10.0, ≤ 10.0.9.2 | ≥ 10.0.0.0, ≤ 10.0.9.2
- verify identity access≥ 11.0, ≤ 11.0.3 | ≥ 11.0, < 11.0.3.1
- verify_identity_access_container≥ 11.0, ≤ 11.0.3 | ≥ 11.0.0.0, ≤ 11.0.3.0
1 vendor · 4 products