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CVE-2021-39946

HIGH
Published 2022-01-18T16:52:11
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Expert Analysis

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CVSS Score

V3.1
8.7
/10
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2023.03.01
0.001
probability
of exploitation in the wild

There is a 0.1% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-01-25
Exploit Probability
Percentile: 0.290
Higher than 29.0% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
NONE

Description

Improper neutralization of user input in GitLab CE/EE versions 14.3 to 14.3.6, 14.4 to 14.4.4, and 14.5 to 14.5.2 allowed an attacker to exploit XSS by abusing the generation of the HTML code related to emojis

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

GitLab

GitLab

Affected Versions:

>=14.3, <14.3.6 >=14.4, <14.4.4 >=14.5, <14.5.2

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed MODERATE

GHSA-rvcw-fpwr-r263

Advisory Details

Improper neutralization of user input in GitLab CE/EE versions 14.3 to 14.3.6, 14.4 to 14.4.4, and 14.5 to 14.5.2 allowed an attacker to exploit XSS by abusing the generation of the HTML code related to emojis

CVSS Scoring

CVSS Score

5.0

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-39946
WEB https://hackerone.com/reports/1398305
WEB https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39946.json
WEB https://gitlab.com/gitlab-org/gitlab/-/issues/345657

Advisory provided by GitHub Security Advisory Database. Published: January 19, 2022, Modified: January 26, 2022

References

https://gitlab.com/gitlab-org/gitlab/-/issues/345657
https://hackerone.com/reports/1398305
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39946.json
Published: 2022-01-18T16:52:11
Last Modified: 2024-08-04T02:20:34.213Z
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