CVE-2024-23319

CSRF issue allows disconnecting a user's Jira connection through a simple post message (Jira Plugin)

LOW

3.5

CVSS Score

Published: February 9, 2024 at 02:42 PM UTC

Updated: June 17, 2026 at 07:12 AM UTC

2 products affected across 1 vendorMattermost ServerMattermost

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Severity

LOW3.5

Exploit prediction

EPSS 0.2%

SSVC

No known exploit

Description

Mattermost Jira Plugin fails to protect against logout CSRF allowing an attacker to post a specially crafted message that would disconnect a user's Jira connection in Mattermost only by viewing the message.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Mattermost Server · Mattermost

95%

v ≤ 8.1.7

Mattermost · Mattermost

60%

v ≤ 8.1.7

Vendor states this is fixed in 8.1.8 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://mattermost.com/security-updates

References (1)

Vendor Advisory

Source: [email protected]

https://mattermost.com/security-updates

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

3.5LOWMattermost

Attack Vector: NETWORK
Complexity: LOW
Privileges: LOW
User Interaction: REQUIRED
Scope: UNCHANGED
Confidentiality: NONE
Integrity: NONE
Availability: LOW

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-352

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