CVE-2023-30188: Memory Exhaustion vulnerability in ONLYOFFICE Document Server 4.0.3 through 7.3.2 allows remote attackers t...
Memory Exhaustion vulnerability in ONLYOFFICE Document Server 4.0.3 through 7.3.2 allows remote attackers to cause a denial of service via crafted JavaScript file.
Security readout for executives and security teams
CVE-2023-30188 is a denial-of-service issue in ONLYOFFICE Document Server versions 4.0.3 through 7.3.2. A remote attacker could use a crafted JavaScript file to exhaust memory and disrupt document service availability. The public record does not show data theft, code execution, CVSS scoring, or confirmed active exploitation. Organizations running ONLYOFFICE Document Server 4.0.3 through 7.3.2 are potentially exposed, especially if the service processes files from untrusted users or is reachable from the internet. Exposure depends on deployment architecture and document ingestion controls. Treat this as a near-term availability risk for exposed ONLYOFFICE environments. It is less urgent than active exploitation or remote code execution, but document service outages can disrupt collaboration workflows. Prioritize validation and vendor-guided updates for internet-facing or high-use deployments. Mitigation focus: Inventory ONLYOFFICE Document Server deployments and versions.; Prioritize systems running versions 4.0.3 through 7.3.2.; Check ONLYOFFICE guidance for the fixed or recommended release..
Prepared
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Potential ATT&CK relevance
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CVE-2023-30188 mapping review
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