5.7

CVE-2020-10146: microsoft teams Cross-site Scripting

CVSS: 5.7v3.1MediumModified
Published 09-12-2020Last modified 16-09-2024
Open JSON

Vulnerability summary

CVE-2020-10146 is a medium (CVSS 5.7) Cross-site Scripting vulnerability in microsoft teams. EPSS estimates a 2.32% chance of exploitation in the next 30 days, higher than 83.2% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
33/100
0100
Medium · default modelHow is this calculated?
CVSS score
5.7/10
010
Medium · v3.1 (CVE.org)
EPSS score
2.32%
0%100%
Low · +0.28 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github

Timeline

  1. 09-12-2020
    PublishedVulnerability first disclosed.
  2. 16-09-2024
    Last modifiedVulnerability information updated.

Description

The Microsoft Teams online service contains a stored cross-site scripting vulnerability in the displayName parameter that can be exploited on Teams clients to obtain sensitive information such as authentication tokens and to possibly execute arbitrary commands. This vulnerability was fixed for all Teams users in the online service on or around October 2020.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

2.32%

Chance of exploitation in the next 30 days

Percentile

83%

Versus all other CVEs

30-day change

+0.28 pp

From 2.04% on 19-09-2026

19-09-202619-10-2026
EPSS score
2.32%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • githubUnverified

    Ms Teams Rce

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Microsoft1 product
  • teams≥ unspecified, < on or about October 2020 | < 2020-10-29

1 vendor · 1 product

References

1 links