5.3

CVE-2023-22503: atlassian confluence_data_center

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

Vulnerability summary

CVE-2023-22503 is a medium (CVSS 5.3) vulnerability in atlassian confluence_data_center. EPSS estimates a 0.79% chance of exploitation in the next 30 days, higher than 56.3% of scored vulnerabilities. Fixed in 7.13.5, 7.19.7, 8.20.0.

Priority
Routine

Not severe (CVSS 5.3, network access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
5.3/10
010
Medium · v3.0 (CVE.org)
EPSS score
0.79%
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. 01-05-2023
    PublishedVulnerability first disclosed.
  2. 01-10-2024
    Last modifiedVulnerability information updated.

Description

Affected versions of Atlassian Confluence Server and Data Center allow anonymous remote attackers to view the names of attachments and labels in a private Confluence space. This occurs via an Information Disclosure vulnerability in the macro preview feature. This vulnerability was reported by Rojan Rijal of the Tinder Security Engineering team. The affected versions are before version 7.13.15, from version 7.14.0 before 7.19.7, and from version 7.20.0 before 8.2.0.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

0.79%

Chance of exploitation in the next 30 days

Percentile

56%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.79% 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, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.

Atlassian2 products
  • confluence_data_center≥ 7.20.2 (fixed in 7.13.5, 7.19.7, 8.20.0) | < 7.13.15 | ≥ 7.14.0, < 7.19.7 | ≥ 7.20.0, < 8.2.0
  • confluence_server≥ 7.20.2 (fixed in 7.13.5, 7.19.7, 8.20.0) | < 7.13.15 | ≥ 7.14.0, < 7.19.7 | ≥ 7.20.0, < 8.2.0

1 vendor · 2 products

References

1 links