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CVE-2021-20338

19
FAUCET Score

CVE-2021-20338 describes a cross-site scripting (XSS) vulnerability affecting several IBM Jazz Foundation and Engineering products, including IBM Collaborative Lifecycle Management and IBM Engineering Lifecycle Management. This medium-severity vulnerability (CVSS 5.4) allows an authenticated attacker to inject arbitrary JavaScript into the web UI, potentially leading to credential disclosure within a trusted session. While the attack complexity is low, it requires user interaction. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
6.0.6CPE matchmatch criteria
cpe:2.3:a:ibm:collaborative_lifecycle_management:6.0.6:*:*:*:*:*:*:*
6.0.6.1CPE matchmatch criteria
cpe:2.3:a:ibm:collaborative_lifecycle_management:6.0.6.1:*:*:*:*:*:*:*
7.0CPE matchmatch criteria
cpe:2.3:a:ibm:engineering_lifecycle_management:7.0:*:*:*:*:*:*:*
7.0.1CPE matchmatch criteria
cpe:2.3:a:ibm:engineering_lifecycle_management:7.0.1:*:*:*:*:*:*:*
7.0.2CPE matchmatch criteria
cpe:2.3:a:ibm:engineering_lifecycle_management:7.0.2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.4MEDIUM

CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.3
Impact Score
2.7
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.50%
Probability of exploitation in next 30 days
EPSS Percentile
39.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0050 is in the 60th percentile among its peer group of 15,239 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

exchange.xforce.ibmcloud.com / vulnerabilities/194449
VDB EntryVendor Advisory
ibm.com / support/pages/node/6457739
PatchVendor Advisory