CVE•Published 2026-10-26•Modified 2026-10-26•0 articles on news•3 live references•NVD data
CVE-2026-116516
Vulnerability data via NVD (ingested)
CVSS v3.1
6.5
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS percentile
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Weaknesses (CWE)
Description
Mattermost versions <=11.9 11.1.9 11.5.8 11.10.7.0 fail to validate Zoom chat line length before slicing which allows an authenticated attacker to crash the Agents plugin via summarizing a Zoom chat transcription containing short continuation lines. Mattermost Advisory ID: MMSA-2026-00723
Timeline
Published 2026-10-26
Modified 2026-10-26
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2026-116516Hosts Shodan has explicitly fingerprinted as vulnerable.
More intel sources (5)
Shodan report
vuln:CVE-2026-116516Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-116516Censys host search filtered to this CVE id.
grep.app
CVE-2026-116516Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-116516GitHub code search for direct mentions.
Google dork
"CVE-2026-116516" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-116516 on GitHub.
We haven't classified any articles referencing CVE-2026-116516 yet. The external references above still apply.