CVE-2026-78401 Security vulnerabilities have been found in IBM Verify Identity Access and IBM Security Verify Access
Remote unauthenticated attackers can execute arbitrary code on IBM Verify Identity Access systems via unsafe deserialization of untrusted data.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-78401?
CVE-2026-78401 is a critical unsafe deserialization vulnerability in Ibm Security Verify Access, published on 8 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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 remote unauthenticated attacker to execute arbitrary code on the system due to the deserialization of untrusted data.
Weakness: CWE-502
Which versions are affected by CVE-2026-78401?
It affects 4 products.
Products include Ibm Security Verify Access, Ibm Security Verify Access Container, Ibm Verify Identity Access, Ibm Verify Identity Access Container.
How do I fix CVE-2026-78401?
No fix has been published for CVE-2026-78401 yet. Limit exposure of the affected software until one is available.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2026-78401 being exploited?
There is no known exploitation of CVE-2026-78401 in the wild and no public exploit code.
Other vulnerabilities in Ibm Security Verify Access
- CVE-2026-78406 Security vulnerabilities have been found in IBM Verify Identity Access and IBM Security Verify Access
- CVE-2024-49803 IBM Security Verify Access Appliance command execution
- CVE-2021-39070 Auth bypass in n/a
- CVE-2024-49805 IBM Security Verify Access Appliance hard coded credentials
- CVE-2024-49806 IBM Security Verify Access Appliance hard coded credentials
Sources
Also known as GHSA-fprc-8q8x-4996.