CVE•Published 2022-02-09•Modified 2026-08-07•1 article on news•6 live references•NVD data
CVE-2022-24682Synacor · Zimbra_collaboration_suite
Vulnerability data via NVD (ingested)
CVSS v3.1
6.1
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS percentile
98
Exploit Prediction Scoring System · top 2% of all CVEs
Weaknesses (CWE)
Description
An issue was discovered in the Calendar feature in Zimbra Collaboration Suite 8.8.x before 8.8.15 patch 30 (update 1), as exploited in the wild starting in December 2021. An attacker could place HTML containing executable JavaScript inside element attributes. This markup becomes unescaped, causing arbitrary markup to be injected into the document.
Timeline
Published 2022-02-09
Modified 2026-08-07
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-2022-24682Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Synacor Zimbra Collaboration Suite"All exposed Synacor Zimbra Collaboration Suite instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Zimbra Collaboration Suite"HTTP body or banner mentions "Zimbra Collaboration Suite" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2022-24682Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2022-24682Censys host search filtered to this CVE id.
grep.app
CVE-2022-24682Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2022-24682GitHub code search for direct mentions.
Google dork
"CVE-2022-24682" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub (3)
CVE-2022-246823 repos
Ostorlab/KEVunknown
Ostorlab KEV: One-command to detect most remotely known exploitable vulnerabilities. Sourced from CISA KEV, Google's Tsunami, Ostorlab's Asteroid and Bug Bounty programs.
alsyundawy/eradicate-zimbra-malwareShell
Enterprise Forensic Incident Response, Anti-Ransomware, Polyglot Webshell Quarantine & Zimbra Permission Healing Suite
rxerium/CVE-2022-24086unknown
An attacker could place HTML containing executable JavaScript inside element attributes. This markup becomes unescaped, causing arbitrary markup to be injected into the document.