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Fencer Vulns
low 3.7

CVE-2022-1385 json

Invitation Email is resent as a Reminder after invalidating pending email invites

published 2022-04-19 4 y ago modified 2026-06-17 4 mo ago also BIT-mattermost-2022-1385 , EUVD-2022-1730 , GHSA-fxwj-v664-wv5g , GO-2022-0599

cvss
3.7
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 58%
public exploits
0
none known

Summary

Mattermost 6.4.x and earlier fails to properly invalidate pending email invitations when the action is performed from the system console, which allows accidentally invited users to join the workspace and access information from the public teams and channels.

Patch / fix

  • go github.com/mattermost/mattermost-server/v6 6.5.0
  • bitnami mattermost 6.5.0
  • Mattermost Mattermost 6.5.0

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
23 mo ago

Exploit prediction

0.84% chance of exploitation in the next 30 days, higher than 58% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • hackerone.com https://hackerone.com/reports/1486820 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 3.7 CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N
GitHub 3.1 4.6 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
NVD 3.1 4.6 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
NVD 2.0 5.8 AV:N/AC:M/Au:N/C:P/I:P/A:N
OSV 3.1 4.6 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
go github.com/mattermost/mattermost-server/v6
<6.5.0
6.5.0
bitnami mattermost
<6.5.0
6.5.0
go github.com/mattermost/mattermost-server
all versions
no fix listed
go github.com/mattermost/mattermost-server/v5
all versions
no fix listed

Affected products

  • Mattermost Mattermost

Classification

Weakness
  • CWE-664 Improper Control of a Resource Through its Lifetime
  • CWE-668 Exposure of Resource to Wrong Sphere

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.