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Fencer Vulns
medium 6.5

CVE-2022-28135 json

Plaintext storage in Jenkins instant-messaging Plugin

published 2022-03-29 4 y ago modified 2026-06-17 4 mo ago also GHSA-hpm9-fx8v-w45v , EUVD-2022-1444

cvss
6.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 60%
public exploits
0
none known

Summary

Jenkins instant-messaging Plugin 1.41 and earlier stores passwords for group chats unencrypted in the global configuration file of plugins based on Jenkins instant-messaging Plugin on the Jenkins controller where they can be viewed by users with access to the Jenkins controller file system.

Patch / fix

  • maven org.jvnet.hudson.plugins:instant-messaging 1.42
  • jenkins instant-messaging 1.42

Exploit prediction

0.92% chance of exploitation in the next 30 days, higher than 60% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:P/I:N/A:N
GitHub 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected packages

ecosystem package affected fixed in
maven org.jvnet.hudson.plugins:instant-messaging
<1.42
1.42

Affected products

  • Jenkins project Jenkins instant-messaging Plugin

Classification

Weakness
  • CWE-522 Insufficiently Protected Credentials
  • CWE-256 Plaintext Storage of a Password

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.