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Fencer Intel
critical 9.8

CVE-2021-30164 json

Redmine before 4.0.8 and 4.1.x before 4.1.2 allows attackers to bypass the add_issue_notes permission requirement by leveraging the Issues…

published 5y ago modified 2mo ago also BIT-redmine-2021-30164 , EUVD-2021-17100

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.3%
EPSS 1.3% chance of exploitation in 30 days, percentile 70%
public exploits
0
none known

Summary

Redmine before 4.0.8 and 4.1.x before 4.1.2 allows attackers to bypass the add_issue_notes permission requirement by leveraging the Issues API.

Patch / fix

  • bitnami redmine 4.0.8, 4.1.2
  • redmine redmine 4.0.8, 4.1.2
  • redmine Debian 14, Debian 13, Debian 12 5.0.0-1

debian advisories DEBIAN-CVE-2021-30164

  • redmine Arch Linux 4.2.1-1

arch linux advisories AVG-1743

Is CVE-2021-30164 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Exploit prediction

1.32% chance of exploitation in the next 30 days, higher than 70% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P
OSV 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
bitnami redmine
<4.0.8
>=4.1.0, <4.1.2
4.0.8
4.1.2

References

Sources

Fencer Intel 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.