{"cveID":"CVE-2022-26134","vendorProject":"Atlassian","product":"Confluence Server/Data Center","vulnerabilityName":"Atlassian Confluence Server and Data Center Remote Code Execution Vulnerability","dateAdded":"2022-06-02","shortDescription":"Atlassian Confluence Server and Data Center contain a remote code execution vulnerability that allows for an unauthenticated attacker to perform remote code execution.","requiredAction":"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.","dueDate":"2022-06-06","knownRansomwareCampaignUse":"Known","notes":"https://nvd.nist.gov/vuln/detail/CVE-2022-26134","cwes":["CWE-917"],"year":2022,"state":"mapped","stale_reasons":[],"mappings":[{"domain":"enterprise","cve":"CVE-2022-26134","technique":"T1190","technique_name_at_mapping":"Exploit Public-Facing Application","mapping_type":"exploitation_technique","capability_group":"code_execution","comments":"This vulnerability is exploited by placing a payload in the URI of an HTTP request to a public-facing server.","references":["https://www.rapid7.com/blog/post/2022/06/02/active-exploitation-of-confluence-cve-2022-26134/"],"status":"complete","source_file":"kev-07.28.2025_attack-16.1-enterprise.json","attack_version":"16.1","kev_snapshot":"07/28/2025"}],"techniques":[{"id":"T1190","domains":["enterprise"],"in_current_bundle":true,"live":true,"name_now":"Exploit Public-Facing Application","name_at_mapping":"Exploit Public-Facing Application","renamed":false,"revoked_by":null,"mapping_types":["exploitation_technique"],"sigma_rule_count":149,"has_detection_strategy":true}],"mapping_types":["exploitation_technique"],"has_exploitation_technique":true,"mapping_attack_versions":["16.1"],"mapping_domains":["enterprise"],"sigma_coverage":"full","sigma_rules_tagged_cve":["4d0af518-828e-4a04-a751-a7d03f3046ad","583aa0a2-30b1-4d62-8bf3-ab73689efe6c","7fb14105-530e-4e2e-8cfb-99f7d8700b66"],"added_after_mapping_snapshot":false,"_source":"kevmap","_built":"2026-08-23 05:47 UTC","_attack_version":"19.2"}