Medium severity5.0NVD Advisory· Published Apr 16, 2026· Updated Apr 17, 2026

CVE-2026-41034

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

ONLYOFFICE/Documentserverreferences2 versions
(expand)+ 1 more
- (no CPE)
- (no CPE)range: <9.3.0

Patches

Vulnerability mechanics

References

github.com/ONLYOFFICE/DocumentServer/blob/master/CHANGELOG.mdnvd

News mentions

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cvss	0.325
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000