How severe is CVE-2026-11923?

CVE-2026-11923 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2026-11923 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-11923?

CVE-2026-11923 primarily affects Ibm Security Verify Access. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-11923?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2026-11923 published?

CVE-2026-11923 was published on 2026-08-12 and last updated on 2026-08-17.

CVE-2026-11923

CVE-2026-11923 is a high-severity vulnerability in Ibm Security Verify Access with a CVSS 3.x base score of 7.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: High (CVSS 3.x base score 7.4)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Ibm Security Verify Access
Published: 2026-08-12
Last modified: 2026-08-17

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 Reverse Proxy in certain configurations may provide weaker than expected cryptographic validation of user supplied data.

Frequently asked questions

What is CVE-2026-11923?: 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 Reverse Proxy in certain configurations may provide weaker than expected cryptographic validation of user supplied data.
How severe is CVE-2026-11923?: CVE-2026-11923 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2026-11923 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-11923?: CVE-2026-11923 primarily affects Ibm Security Verify Access. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-11923?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2026-11923 published?: CVE-2026-11923 was published on 2026-08-12 and last updated on 2026-08-17.

References

https://www.ibm.com/support/pages/node/7283079

Affected products (4)

cpe:2.3:a:ibm:security_verify_access:*:*:*:*:*:*:*:*
cpe:2.3:a:ibm:security_verify_access:10.0.9.2:interim_fix1:*:*:*:*:*:*
cpe:2.3:a:ibm:verify_identity_access:*:*:*:*:*:*:*:*
cpe:2.3:a:ibm:verify_identity_access_container:*:*:*:*:*:*:*:*

More vulnerabilities in Ibm Security Verify Access

CVE-2024-49803 — Critical (CVSS 9.8): IBM Security Verify Access Appliance 10.0.0 through 10.0.8 could allow a remote authenticated attacker to execute…
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CVE-2020-4499 — Critical (CVSS 9.8): IBM Security Access Manager 9.0.7 and IBM Security Verify Access 10.0.0 could allow an unauthorized public Oauth client…
CVE-2024-49806 — Critical (CVSS 9.4): IBM Security Verify Access Appliance 10.0.0 through 10.0.8 contains hard-coded credentials, such as a password or…
CVE-2024-49805 — Critical (CVSS 9.4): IBM Security Verify Access Appliance 10.0.0 through 10.0.8 contains hard-coded credentials, such as a password or…
CVE-2026-1346 — Critical (CVSS 9.3): IBM Verify Identity Access Container 11.0 through 11.0.2 and IBM Security Verify Access Container 10.0 through 10.0.9.1…

All CVEs affecting Ibm Security Verify Access →

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