CVE Explorer
CVE-2026-41034
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.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"ONLYOFFICE DocumentServer","vendor":"Ascensio","versions":[{"lessThan":"9.3.0","status":"affected","version":"0","versionType":"semver"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:6640acf718d40b626f3e4d4a6963722d59785ca0d784634686ce9759cdc3696b · sha256:fbf15948a4482085… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:6640acf718d40b626f3e4d4a6963722d59785ca0d784634686ce9759cdc3696b · sha256:fbf15948a4482085… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-125","description":"CWE-125 Out-of-bounds Read","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:6640acf718d40b626f3e4d4a6963722d59785ca0d784634686ce9759cdc3696b · sha256:fbf15948a4482085… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"url":"https://github.com/ONLYOFFICE/DocumentServer/blob/master/CHANGELOG.md"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:6640acf718d40b626f3e4d4a6963722d59785ca0d784634686ce9759cdc3696b · sha256:fbf15948a4482085… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.