6.5

CVE-2019-20897: atlassian jira

Modified
Published 13-07-2020Last modified 16-09-2024

Vulnerability summary

CVE-2019-20897 is a medium (CVSS 6.5) vulnerability in atlassian jira. EPSS estimates a 1.88% chance of exploitation in the next 30 days, higher than 79.4% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 6.5, network access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
6.5/10
010
Medium · v3.1 (NVD)
EPSS score
1.88%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Timeline

  1. 13-07-2020
    PublishedVulnerability first disclosed.
  2. 16-09-2024
    Last modifiedVulnerability information updated.

Description

The avatar upload feature in affected versions of Atlassian Jira Server and Data Center allows remote attackers to achieve Denial of Service via a crafted PNG file. The affected versions are before version 8.5.4, from version 8.6.0 before 8.6.2, and from version 8.7.0 before 8.7.1.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

1.88%

Chance of exploitation in the next 30 days

Percentile

79%

Versus all other CVEs

30-day change

No change 0.00 pp

From 1.88% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: network-reachable, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.

Atlassian4 products
  • jira< 8.5.4
  • jira_data_center≥ 8.6.0, < 8.6.2 | ≥ 8.7.0, < 8.7.1
  • jira_server≥ unspecified, < 8.5.4 | ≥ 8.6.0, < unspecified | ≥ unspecified, < 8.6.2 | ≥ 8.7.0, < unspecified | ≥ unspecified, < 8.7.1 | ≥ 8.6.0, < 8.6.2 | ≥ 8.7.0, < 8.7.1
  • jira software data center< 8.5.4

1 vendor · 4 products

References

1 links