CVE-2021-31940
mediumpriority · track · 28EPSS 0.023 · 83 %ileEURUUSgrimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
2.25% (83rd) EPSS
CVSS 6.8 · medium
Who says so?
4 sources
cnnvd · enisa_euvd · fstec_bdu · nvd
EPSS · scored 2026-10-27
Microsoft Office Graphics Remote Code Execution Vulnerability
01
cvss
Technical severity, 0–10. One row per scoring source.
8.8
010
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.8–8.8
v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · NVD / NIST USexploitability 1.8 · impact 5.9
v3.17.8highCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · secure@microsoft.com USexploitability 1.8 · impact 5.9
02
weaknesses
The CWE weakness classes this flaw belongs to.
03
affected products (14)
Products and version ranges known to be affected.
- Microsoft Microsoft 365 Apps for Enterprise16.0.1 → https://aka.ms/OfficeSecurityReleasesenisa_euvdEU
04
also known as (4)
Other names and identifiers for this entity.
05
sources
Which sources assert this record, and when.
06
references (6)
External citations — patches, advisories, analysis.
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-31940cnnvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31940cnnvd
- https://vigilance.fr/vulnerability/Microsoft-Office-vulnerabilities-of-June-2021-35659cnnvd
- https://www.cybersecurity-help.cz/vdb/SB2021060814cnnvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31940enisa_euvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31940PatchVendor Advisorynvd
scry
Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.
Free scan