SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-4964

IBM Jazz Team Server products contain an undisclosed vulnerability that could allow an authenticated user to present a customized message on the application which could be used to phish other users.

MEDIUM 4.3EPSS 0.64%

Does this matter?

Lower severity and a low EPSS score (0.64%). Track it; it rarely justifies an emergency change on its own.

Description

IBM Jazz Team Server products contain an undisclosed vulnerability that could allow an authenticated user to present a customized message on the application which could be used to phish other users. IBM X-Force ID: 192419.

CVSS 3.1
4.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
EPSS
0.64% probability · 50th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
ibm/collaborative lifecycle management · ibm/doors next · ibm/engineering insights · ibm/engineering lifecycle management · ibm/engineering requirements management doors next · ibm/engineering test management · ibm/engineering workflow management · ibm/rational engineering lifecycle manager · ibm/rational quality manager · ibm/rational team concert · ibm/removable media management · ibm/rhapsody model manager
Source
psirt@us.ibm.com
EPSS trend
0%3%5%26 October 2026: 0.64%26 October 202626 October 2026

EPSS 0.6% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.