CVE•Published 2023-08-14•Modified 2026-07-09•1 article on news•5 live references•NVD data
CVE-2023-30187Onlyoffice · Document_server
Vulnerability data via NVD (ingested)
CVSS v3.1
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
77
Exploit Prediction Scoring System · top 23% of all CVEs
Weaknesses (CWE)
Description
An out of bounds memory access vulnerability in ONLYOFFICE DocumentServer 4.0.3 through 7.3.2 allows remote attackers to run arbitrary code via crafted JavaScript file.
Timeline
Published 2023-08-14
Modified 2026-07-09
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-2023-30187Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Onlyoffice Document Server"All exposed Onlyoffice Document Server instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Document Server"HTTP body or banner mentions "Document Server" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2023-30187Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2023-30187Censys host search filtered to this CVE id.
grep.app
CVE-2023-30187Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2023-30187GitHub code search for direct mentions.
Google dork
"CVE-2023-30187" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2023-30187 on GitHub.