CVE-2022-26134 (GCVE-0-2022-26134)

Vulnerability from cvelistv5 – Published: 2022-06-03 21:51 – Updated: 2025-10-21 23:15
VLAI? CISA KEV
Summary
In affected versions of Confluence Server and Data Center, an OGNL injection vulnerability exists that would allow an unauthenticated attacker to execute arbitrary code on a Confluence Server or Data Center instance. The affected versions are from 1.3.0 before 7.4.17, from 7.13.0 before 7.13.7, from 7.14.0 before 7.14.3, from 7.15.0 before 7.15.2, from 7.16.0 before 7.16.4, from 7.17.0 before 7.17.4, and from 7.18.0 before 7.18.1.
Severity ?
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • Remote Code Execution
Assigner
References
Impacted products
Vendor Product Version
Atlassian Confluence Data Center Affected: next of 1.3.0 , < unspecified (custom)
Affected: unspecified , < 7.4.17 (custom)
Affected: 7.13.0 , < unspecified (custom)
Affected: unspecified , < 7.13.7 (custom)
Affected: 7.14.0 , < unspecified (custom)
Affected: unspecified , < 7.14.3 (custom)
Affected: 7.15.0 , < unspecified (custom)
Affected: unspecified , < 7.15.2 (custom)
Affected: 7.16.0 , < unspecified (custom)
Affected: unspecified , < 7.16.4 (custom)
Affected: 7.17.0 , < unspecified (custom)
Affected: unspecified , < 7.17.4 (custom)
Affected: 7.18.0 , < unspecified (custom)
Affected: unspecified , < 7.18.1 (custom)
Create a notification for this product.
    Atlassian Confluence Server Affected: next of 1.3.0 , < unspecified (custom)
Affected: unspecified , < 7.4.17 (custom)
Affected: 7.13.0 , < unspecified (custom)
Affected: unspecified , < 7.13.7 (custom)
Affected: 7.14.0 , < unspecified (custom)
Affected: unspecified , < 7.14.3 (custom)
Affected: 7.15.0 , < unspecified (custom)
Affected: unspecified , < 7.15.2 (custom)
Affected: 7.16.0 , < unspecified (custom)
Affected: unspecified , < 7.16.4 (custom)
Affected: 7.17.0 , < unspecified (custom)
Affected: unspecified , < 7.17.4 (custom)
Affected: 7.18.0 , < unspecified (custom)
Affected: unspecified , < 7.18.1 (custom)
Create a notification for this product.
CISA KEV
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 3919902d-e89d-4ca0-b824-9c9757bfeced

Vulnerability ID: CVE-2022-26134

Status: Confirmed

Status Updated: 2022-06-02 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2022-06-02
Asserted: 2022-06-02
Scope
Notes: KEV entry: Atlassian Confluence Server and Data Center Remote Code Execution Vulnerability | Affected: Atlassian / Confluence Server/Data Center | Description: Atlassian Confluence Server and Data Center contain a remote code execution vulnerability that allows for an unauthenticated attacker to perform remote code execution. | Required action: Immediately block all internet traffic to and from affected products AND apply the update per vendor instructions [https://confluence.atlassian.com/doc/confluence-security-advisory-2022-06-02-1130377146.html] OR remove the affected products by the due date on the right. Note: Once the update is successfully deployed, agencies can reassess the internet blocking rules. | Due date: 2022-06-06 | Known ransomware campaign use (KEV): Known | Notes (KEV): https://nvd.nist.gov/vuln/detail/CVE-2022-26134
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes CWE-917
Feed CISA Known Exploited Vulnerabilities Catalog
Product Confluence Server/Data Center
Due Date 2022-06-06
Date Added 2022-06-02
Vendorproject Atlassian
Vulnerabilityname Atlassian Confluence Server and Data Center Remote Code Execution Vulnerability
Knownransomwarecampaignuse Known
References
Created: 2026-02-02 12:27 UTC | Updated: 2026-02-06 07:17 UTC
Show details on NVD website
To clipboard 

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      "id": "CVE-2022-26134",
      "lastModified": "2024-11-21T06:53:29.950",
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}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.