Vulnerability · Published Dec 26, 2025 · Assigned by ibm

CVE-2025-64645Multiple Vulnerabilities in IBM Concert Software.

High 7.7

In plain English

A high-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 0.1% (higher than 2% of all known vulnerabilities).

Severity (CVSS 3.1)7.7High

Exploit odds (30 days)0.1%top 97.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

IBM Concert 1.0.0 through 2.1.0 could allow a local user to escalate their privileges due to a race condition of a symbolic link.

Affected products (as reported)

Vendor	Product	Versions
IBM	Concert	1.0.0 – through 2.1.0

Weakness: CWE-367 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

References

https://www.ibm.com/support/pages/node/7255549 vendor-advisory, patch