Skip to content
Fencer Vulns
medium 5.4

CVE-2020-14184 json

Affected versions of Atlassian Jira Server allow remote attackers to inject arbitrary HTML or JavaScript via a Cross-Site Scripting (XSS) v…

published 2020-10-12 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-6341

cvss
5.4
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 61%
public exploits
0
none known

Summary

Affected versions of Atlassian Jira Server allow remote attackers to inject arbitrary HTML or JavaScript via a Cross-Site Scripting (XSS) vulnerability in Jira issue filter export files. The affected versions are before 8.5.9, from version 8.6.0 before 8.12.3, and from version 8.13.0 before 8.13.1.

Patch / fix

  • Atlassian Jira Server 8.5.9, 8.12.3, 8.13.1

Exploit prediction

0.94% chance of exploitation in the next 30 days, higher than 61% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 3.5 AV:N/AC:M/Au:S/C:N/I:P/A:N

Affected products

  • Atlassian Jira Server

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.