Vulnerability · Published Mar 25, 2026 · Assigned by ibm

CVE-2025-64648Multiple Vulnerabilities in IBM Concert Software

Medium 5.9

In plain English

A medium-severity security flaw in Concert from IBM. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 9% of all known vulnerabilities).

Severity (CVSS 3.1)5.9Medium

Exploit odds (30 days)0.2%top 91.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

IBM Concert 1.0.0 through 2.2.0 transmits data in clear text that could allow an attacker to obtain sensitive information using man in the middle techniques.

Affected products (as reported)

Vendor	Product	Versions
IBM	Concert	1.0.0 – through 2.2.0

Weakness: CWE-319 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

References

https://www.ibm.com/support/pages/node/7267105 vendor-advisory, patch