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CVE-2017-18879

🗓️ 09 Jan 2026 10:35:48Reported by redhat.comType 
redhatcve
 redhatcve
🔗 access.redhat.com👁 23 Views

XSS vulnerability in Mattermost Server prior to versions 4.3.0, 4.2.1, and 4.1.2 via author_link field.

Related
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2017-18879
19 Jun 202022:55
–circl
cnvd
CNVD
Mattermost Server Cross-Site Scripting Vulnerability (CNVD-2020-48229)
22 Jun 202000:00
–cnvd
cve
CVE
CVE-2017-18879
19 Jun 202018:08
–cve
cvelist
Cvelist
CVE-2017-18879
19 Jun 202018:08
–cvelist
euvd
EUVD
EUVD-2017-9969
7 Oct 202500:30
–euvd
github
Github Security Blog
Mattermost Server is vulnerable to XSS through author_link field in Slack attachments
24 May 202217:21
–github
mend
Mend
CVE-2017-18879
19 Jun 202018:08
–mend
nvd
NVD
CVE-2017-18879
19 Jun 202019:15
–nvd
osv_cve
osv_cve
CVE-2017-18879
19 Jun 202019:15
–osv_cve
osv_ghsa
osv_ghsa
GHSA-498J-WXWW-J897 Mattermost Server is vulnerable to XSS through author_link field in Slack attachments
24 May 202217:21
–osv_ghsa
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09 Jan 2026 10:35Current
7.1High risk
Vulners AI Score7.1
CVSS 24.3
CVSS 3.16.1
EPSS0.0069
23