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CVE-2021-27065

HIGH
Published 2021-03-02T23:55:28.000Z
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Expert Analysis

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CVSS Score

V3.1
7.8
/10
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.942
probability
of exploitation in the wild

There is a 94.2% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.999
Higher than 99.9% of all CVEs

Attack Vector Metrics

Attack Vector
Not Available
Attack Complexity
Not Available
Privileges Required
Not Available
User Interaction
Not Available
Scope
Not Available

Impact Metrics

Confidentiality
Not Available
Integrity
Not Available
Availability
Not Available

Description

No description available

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Known Exploited Vulnerability

This vulnerability is actively being exploited in the wild

View KEV Details

Remediation Status

Overdue

Due Date

April 16, 2021

Added to KEV

November 3, 2021

Required Action

Apply updates per vendor instructions.

Affected Product

Vendor/Project: Microsoft
Product: Exchange Server

Ransomware Risk

Known Ransomware Use
KEV Catalog Version: 2025.01.24 Released: January 24, 2025

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-rwm8-8c4x-v87q

Advisory Details

Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26412, CVE-2021-26854, CVE-2021-26855, CVE-2021-26857, CVE-2021-26858, CVE-2021-27078.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Advisory provided by GitHub Security Advisory Database. Published: May 24, 2022, Modified: May 24, 2022

Social Media Intelligence

Real-time discussions and threat intelligence from social platforms

1 post
Reddit 1 week, 1 day ago
KendineYazilimci
Exploit

Microsoft SharePoint Server RCE Vulnerability CVE-2025-53770 Greetings, Here's a brief update on a vulnerability in on-premise sharepoint servers, CVE-2025-53770, released today by Microsoft. This vulnerability allows attackers to remotely execute arbitrary code on our servers without any authentication. It is a great danger for organizations using on-premise sharepoint as it …

202
22
246.0
View Original High Risk

References

Published: 2021-03-02T23:55:28.000Z
Last Modified: 2025-02-04T19:15:43.497Z
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