Microsoft Windows Print Spooler Remote Code Execution

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.7$25k-$100k0.00

Summaryinfo

A vulnerability, which was classified as very critical, was found in Microsoft Windows. Affected is an unknown function of the component Print Spooler. Executing a manipulation can lead to an unknown weakness. The identification of this vulnerability is CVE-2021-36958. The attack may be launched remotely. Furthermore, there is an exploit available. Changing the configuration settings is recommended.

Detailsinfo

A vulnerability classified as very critical was found in Microsoft Windows (Operating System) (affected version not known). This vulnerability affects some unknown functionality of the component Print Spooler. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

<p>A remote code execution vulnerability exists when the Windows Print Spooler service improperly performs privileged file operations. An attacker who successfully exploited this vulnerability could run arbitrary code with SYSTEM privileges. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.</p>

The weakness was shared 08/13/2021. The advisory is shared for download at msrc.microsoft.com. This vulnerability was named CVE-2021-36958. Successful exploitation requires user interaction by the victim. Technical details are unknown but an exploit is available. The current price for an exploit might be approx. USD $25k-$100k (estimation calculated on 02/25/2026).

It is declared as functional.

It is possible to mitigate the problem by applying the configuration setting Stop-Service -Name Spooler -Force; Set-Service -Name Spooler -StartupType Disabled.

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Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.9
VulDB Meta Temp Score: 7.7

VulDB Base Score: 8.8
VulDB Temp Score: 8.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Microsoft): 7.3
Vendor Vector (Microsoft): 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.8
CNA Vector: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Remote Code Execution
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Functional

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Config
Status: 🔍

0-Day Time: 🔍

Config: Stop-Service -Name Spooler -Force; Set-Service -Name Spooler -StartupType Disabled

Timelineinfo

07/19/2021 🔍
08/13/2021 +25 days 🔍
08/13/2021 +0 days 🔍
02/25/2026 +1657 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: msrc.microsoft.com
Status: Confirmed

CVE: CVE-2021-36958 (🔍)
GCVE (CVE): GCVE-0-2021-36958
GCVE (VulDB): GCVE-100-180784
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 08/13/2021 07:39
Updated: 02/25/2026 04:53
Changes: 08/13/2021 07:39 (26), 08/13/2021 07:40 (27), 08/18/2021 00:23 (2), 02/25/2026 04:53 (44)
Complete: 🔍
Cache ID: 216::103

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