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CVE-2026-2454

🗓️ 16 Mar 2026 20:10:16Reported by MendType 
mend
 mend
🔗 www.mend.io👁 6 Views

Malicious user can cause OOM errors and crash the Mattermost server via msgpack frames.

Related
Refs
ReporterTitlePublishedViews
Family
bdu_fstec
BDU FSTEC
Mattermost DoS
13 May 202600:00
–bdu_fstec
cnnvd
CNNVD
Mattermost 安全漏洞
16 Mar 202600:00
–cnnvd
cve
CVE
CVE-2026-2454
16 Mar 202620:10
–cve
cvelist
Cvelist
CVE-2026-2454 DoS in Calls plugin via malformed msgpack in websocket request.
16 Mar 202620:10
–cvelist
euvd
EUVD
EUVD-2026-12510
16 Mar 202621:34
–euvd
nvd
NVD
CVE-2026-2454
16 Mar 202621:16
–nvd
osv_cga
osv_cga
CGA-2Q22-XHG5-V238
13 Oct 202613:15
–osv_cga
osv_cga
osv_cga
CGA-33RJ-WXJQ-J946
13 Oct 202613:15
–osv_cga
osv_cga
osv_cga
CGA-35QG-W3H5-8VF3
13 Oct 202613:15
–osv_cga
osv_cga
osv_cga
CGA-8HW8-F6V8-84RX
13 Oct 202613:15
–osv_cga
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07 Oct 2026 22:47Current
6Medium risk
Vulners AI Score6
CVSS 3.15.8 - 8.6
CVSS 46.9
EPSS0.00285
SSVC
6