CVE-2021-1675
Act now ● On CISA KEV — actively exploited used in ransomware
Actively exploited — on the CISA KEV list.
CVSS base
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
86.1%
99.7th percentile
CISA KEV
Listed
Added 2021-11-03 · patch by 2021-11-17
Weakness / dates
—
Published 2021-06-08 · modified 2026-08-12
Description
Windows Print Spooler Remote Code Execution Vulnerability
Affected
References
- http://packetstormsecurity.com/files/163349/Microsoft-PrintNightmare-Proof-Of-Concept.html
- http://packetstormsecurity.com/files/163351/PrintNightmare-Windows-Spooler-Service-Remote-Code-Execution.html
- exploit http://packetstormsecurity.com/files/167261/Print-Spooler-Remote-DLL-Injection.html
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1675
- https://www.kb.cert.org/vuls/id/383432
- http://packetstormsecurity.com/files/163349/Microsoft-PrintNightmare-Proof-Of-Concept.html
- http://packetstormsecurity.com/files/163351/PrintNightmare-Windows-Spooler-Service-Remote-Code-Execution.html
- exploit http://packetstormsecurity.com/files/167261/Print-Spooler-Remote-DLL-Injection.html
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1675
- https://www.kb.cert.org/vuls/id/383432
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-1675