9

CVE-2021-28482: microsoft exchange_server

CVSS: 9.0v2.0HighModified
Published 13-04-2021Last modified 03-08-2024
Open JSON

Vulnerability summary

CVE-2021-28482 is a high (CVSS 9.0) vulnerability in microsoft exchange_server. EPSS estimates a 83.21% chance of exploitation in the next 30 days, higher than 99.6% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.0/10
010
High · v2.0 (NVD)
EPSS score
83.21%
0%100%
Critical · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 13-04-2021
    PublishedVulnerability first disclosed.
  2. 03-08-2024
    Last modifiedVulnerability information updated.

Description

Microsoft Exchange Server Remote Code Execution Vulnerability

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

83.21%

Chance of exploitation in the next 30 days

Percentile

100%

Versus all other CVEs

30-day change

0.00 pp

From 83.21% on 21-09-2026

21-09-202621-10-2026
EPSS score
83.21%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Microsoft6 products

1 vendor · 6 products

References

1 links