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Fencer Vulns
medium 5.9

CVE-2025-33101 json

Multiple Vulnerabilities in IBM Concert Software.

published 2026-02-17 8 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-207702

cvss
5.9
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 14%
public exploits
0
none known

Summary

IBM Concert 1.0.0 through 2.1.0 could allow an attacker to obtain sensitive information using man in the middle techniques due to improper clearing of heap memory.

Patch / fix

  • ibm concert 2.2.0

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
8 mo ago

Exploit prediction

0.24% chance of exploitation in the next 30 days, higher than 14% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

  • IBM Concert

Classification

Weakness
  • CWE-244 Improper Clearing of Heap Memory Before Release

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.