Vulnerability Details : CVE-2021-43956

The jQuery deserialize library in Fisheye and Crucible before version 4.8.9 allowed remote attackers to to inject arbitrary HTML and/or JavaScript via a prototype pollution vulnerability.
Published 2022-03-16 01:15:08
Updated 2022-03-22 16:01:13
Source Atlassian
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2021-43956

EPSS FAQ
0.12%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 46 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-43956

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.3
 MEDIUM AV:N/AC:M/Au:N/C:N/I:P/A:N
8.6
2.9
 NIST
6.1
 MEDIUM CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
2.8
2.7
 NIST

CWE ids for CVE-2021-43956

References for CVE-2021-43956

  • https://jira.atlassian.com/browse/CRUC-8531
    [CRUC-8531] CVE-2021-43956: Javascript Prototype Pollution in the jQuery deserialize library - Create and track feature requests for Atlassian products.
    Issue Tracking;Vendor Advisory
  • https://jira.atlassian.com/browse/FE-7395
    [FE-7395] CVE-2021-43956: Javascript Prototype Pollution in the jQuery deserialize library - Create and track feature requests for Atlassian products.
    Issue Tracking;Vendor Advisory

Products affected by CVE-2021-43956

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