{"id":"CVE-2013-3926","aliases":["EUVD-2013-3858","GHSA-9fh4-qmm7-wrrj"],"status":"disputed","title":"** DISPUTED ** Atlassian Crowd 2.6.3 allows remote attackers to execute arbitrary commands via...","description":"Atlassian Crowd 2.6.3 allows remote attackers to execute arbitrary commands via unspecified vectors related to a \"symmetric backdoor.\"  NOTE: as of 20130704, the vendor could not reproduce the issue, stating \"We've been unable to substantiate the existence of [CVE-2013-3926]. The author of the article has not contacted Atlassian and has provided no detail, making it difficult to validate the claim... If we can confirm that there is a vulnerability, a patch will be issued.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01937,"percentile":0.8022,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2013-07-01T21:00:00Z","modified":"2026-06-16T23:56:02Z","products":[{"vendor":"atlassian","product":"crowd"}],"references":[{"url":"http://www.commandfive.com/papers/C5_TA_2013_3925_AtlassianCrowd.pdf","tags":["x_refsource_MISC","x_transferred","Exploit","URL Repurposed"]},{"url":"http://it.slashdot.org/story/13/07/01/0011217/backdoor-discovered-in-atlassian-crowd","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2013-3926"},{"url":"https://github.com/advisories/GHSA-9fh4-qmm7-wrrj"}],"sources":{"cve":[{"id":"CVE-2013-3926","description":"Atlassian Crowd 2.6.3 allows remote attackers to execute arbitrary commands via unspecified vectors related to a \"symmetric backdoor.\"  NOTE: as of 20130704, the vendor could not reproduce the issue, stating \"We've been unable to substantiate the existence of [CVE-2013-3926]. The author of the article has not contacted Atlassian and has provided no detail, making it difficult to validate the claim... If we can confirm that there is a vulnerability, a patch will be issued.","status":"disputed","published":"2013-07-01T21:00:00Z","modified":"2024-08-06T16:22:01.632Z","updated_at":"2026-11-02T14:34:56.530545Z"}],"euvd":[{"id":"EUVD-2013-3858","description":"Atlassian Crowd 2.6.3 allows remote attackers to execute arbitrary commands via unspecified vectors related to a \"symmetric backdoor.\"  NOTE: as of 20130704, the vendor could not reproduce the issue, stating \"We've been unable to substantiate the existence of [CVE-2013-3926]. The author of the article has not contacted Atlassian and has provided no detail, making it difficult to validate the claim... If we can confirm that there is a vulnerability, a patch will be issued.","status":"published","published":"2013-07-01T21:00:00Z","modified":"2024-08-06T16:22:01Z","updated_at":"2026-11-03T01:56:33.663204Z"}],"ghsa":[{"id":"GHSA-9fh4-qmm7-wrrj","title":"** DISPUTED ** Atlassian Crowd 2.6.3 allows remote attackers to execute arbitrary commands via...","description":"** DISPUTED ** Atlassian Crowd 2.6.3 allows remote attackers to execute arbitrary commands via unspecified vectors related to a \"symmetric backdoor.\"  NOTE: as of 20130704, the vendor could not reproduce the issue, stating \"We've been unable to substantiate the existence of [CVE-2013-3926]. The author of the article has not contacted Atlassian and has provided no detail, making it difficult to validate the claim... If we can confirm that there is a vulnerability, a patch will be issued.\"","status":"published","published":"2022-05-17T05:03:13Z","modified":"2023-01-28T05:03:07Z","updated_at":"2026-11-02T14:43:55.102378Z"}],"nvd":[{"id":"CVE-2013-3926","description":"Atlassian Crowd 2.6.3 allows remote attackers to execute arbitrary commands via unspecified vectors related to a \"symmetric backdoor.\"  NOTE: as of 20130704, the vendor could not reproduce the issue, stating \"We've been unable to substantiate the existence of [CVE-2013-3926]. The author of the article has not contacted Atlassian and has provided no detail, making it difficult to validate the claim... If we can confirm that there is a vulnerability, a patch will be issued.","status":"disputed","published":"2013-07-01T21:55:03.09Z","modified":"2026-06-16T23:56:02.017Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:02:29.210317Z"}]}}