6.5

CVE-2023-22504: atlassian confluence_data_center

Modified
Published 25-05-2023Last modified 01-10-2024

Vulnerability summary

CVE-2023-22504 is a medium (CVSS 6.5) vulnerability in atlassian confluence_data_center. EPSS estimates a 0.75% chance of exploitation in the next 30 days, higher than 54.9% of scored vulnerabilities. Fixed in 7.13.7, 7.19.9, 8.2.2, 8.3.0.

Priority
Routine

Not severe (CVSS 4.3, 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
0.75%
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. 25-05-2023
    PublishedVulnerability first disclosed.
  2. 01-10-2024
    Last modifiedVulnerability information updated.

Description

Affected versions of Atlassian Confluence Server allow remote attackers who have read permissions to a page, but not write permissions, to upload attachments via a Broken Access Control vulnerability in the attachments feature.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

0.75%

Chance of exploitation in the next 30 days

Percentile

55%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.75% 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.

Atlassian2 products
  • confluence_data_center≥ 1.1.2 (fixed in 7.13.7, 7.19.9, 8.2.2, 8.3.0) | ≥ 7.14.0 (fixed in 7.13.7, 7.19.9, 8.2.2, 8.3.0) | ≥ 7.20.0 (fixed in 7.13.7, 7.19.9, 8.2.2, 8.3.0)
  • confluence_server≥ 1.1.2 (fixed in 7.13.7, 7.19.9, 8.2.2, 8.3.0) | ≥ 7.14.0 (fixed in 7.13.7, 7.19.9, 8.2.2, 8.3.0) | ≥ 7.20.0 (fixed in 7.13.7, 7.19.9, 8.2.2, 8.3.0) | < 7.13.17 | ≥ 7.14.0, < 7.19.9 | ≥ 7.20.0, < 8.2.2

1 vendor · 2 products

References

1 links