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Fencer Vulns
high 7.5

CVE-2016-11069 json

Mattermost Server does not enforce rate limits on password change attempts

published 2020-06-19 6 y ago modified 2026-06-17 4 mo ago also GHSA-qrf6-h5fc-7m96 , GO-2025-4051 , EUVD-2016-2058

cvss
7.5
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 59%
public exploits
0
none known

Summary

An issue was discovered in Mattermost Server before 3.2.0. It mishandles brute-force attempts at password change.

Patch / fix

  • go github.com/mattermost/mattermost-server 3.2.0, 3.2.0+incompatible
  • mattermost mattermost_server 3.2.0
  • govulncheck-vulndb openSUSE Leap 16.0 0.0.20260723T184607-160000.1.1
  • govulncheck-vulndb openSUSE Tumbleweed 0.0.20251105T184115-1.1

opensuse advisories openSUSE-SU-2026:21483-1openSUSE-SU-2025:15710-1

Exploit prediction

0.90% chance of exploitation in the next 30 days, higher than 59% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N
GitHub 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected packages

ecosystem package affected fixed in
go github.com/mattermost/mattermost-server
<3.2.0
<3.2.0+incompatible
3.2.0
3.2.0+incompatible

Classification

Weakness
  • CWE-521 Weak Password Requirements
  • CWE-799 Improper Control of Interaction Frequency

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.