CVE-2025-64649 Multiple Vulnerabilities in IBM Concert Software
Remote attackers can bypass certificate validation to perform unauthorized actions via man-in-the-middle attacks in IBM Concert.
- 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-2025-64649?
CVE-2025-64649 is a medium-severity vulnerability in Ibm Concert, published on 28 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
IBM Concert 1.0.0 through 2.3.1 could allow a remote attacker to perform unauthorized actions using man in the middle techniques due to improper certificate validation.
Weakness: CWE-295
Which versions are affected by CVE-2025-64649?
It affects 1 product.
Products include Ibm Concert.
How do I fix CVE-2025-64649?
No fix has been published for CVE-2025-64649 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-64649 being exploited?
There is no known exploitation of CVE-2025-64649 in the wild and no public exploit code.
Other vulnerabilities in Ibm Concert
- CVE-2026-6721 Multiple Vulnerabilities in IBM Concert Software
- CVE-2026-6730 Multiple Vulnerabilities in IBM Concert Software
- CVE-2026-6928 Multiple Vulnerabilities in IBM Concert Software
- CVE-2026-3627 Multiple Vulnerabilities in IBM Concert Software
- CVE-2025-33015 Multiple Vulnerabilities in IBM Concert Software
Sources
Also known as GHSA-wwwh-vhpv-hrmp.