CVE-2026-41034

Ascensio / ONLYOFFICE DocumentServer PUBLISHED

Description (CNA)

ONLYOFFICE DocumentServer before 9.3.0 has an untrusted pointer dereference in XLS processing/conversion (via pictFmla.cbBufInCtlStm and other vectors), leading to an information leak and ASLR bypass.

Affected (CNA)

Vendor / product	Versions
Ascensio / ONLYOFFICE DocumentServer	affected 0 before 9.3.0

CWE

CWE-125

References

https://github.com/ONLYOFFICE/DocumentServer/blob/master/CHANGELOG.md

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.