CVE-2026-12091
LOW 3.7IBM 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.
No known exploitation, public exploit, or elevated probability at this time. Track for changes.
Exploitation likelihood
0.3%chance of exploitation in 30 days · 21st percentile
Impact if exploited
3.7CVSS 3.1 · LOW
- ConfidentialityNone
- IntegrityNone
- AvailabilityLow
What an attacker needs
- ✓Access: Reachable over the network — no local access needed
- ✓Privileges: No account or privileges required
- ✓User interaction: No user interaction needed
- ⚠Complexity: Needs a race window or specific setup
✓ lowers the bar for an attacker · ⚠ raises it
Proof of concept & exploit code
- github-search Search GitHub for public PoC repos
Test against your own equipment
curl -s https://vulnpedia.com/cve/CVE-2026-12091/poc.jsonMachine-readable PoC index for this CVE (for automation).Listed for defensive triage, patch verification, and authorized testing on systems you own. Machine-readable: /cve/CVE-2026-12091/poc.json
Affected
Vendors Ibm
Products Security Verify Access Verify Identity Access Security Verify Access Container Verify Identity Access Container
Weakness (CWE)
- CWE-125: Out-of-bounds Read
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Known Affected Software Configurations
| Vendor | Product | Version range |
|---|---|---|
| Ibm | Security Verify Access | ≥ 10.0.0 and < 10.0.9.3 |
| Ibm | Security Verify Access Container | ≥ 10.0.0.0 and ≤ 10.0.9.2 |
| Ibm | Verify Identity Access | ≥ 11.0 and < 11.0.3.1 |
| Ibm | Verify Identity Access Container | ≥ 11.0.0.0 and ≤ 11.0.3.0 |
All CVSS metrics
- LOW 3.7 v3.1 · CNA Primary
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L - LOW 3.7 v3.1 · NVD Secondary
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L - MEDIUM 5.3 v3.1 · NVD Primary
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L