{"id":"CVE-2015-8977","aliases":["EUVD-2015-8831","GHSA-97r5-3mcv-523r"],"status":"published","title":"MyBB (aka MyBulletinBoard) before 1.6.18 and 1.8.x before 1.8.6 and MyBB Merge System before 1.8...","description":"MyBB (aka MyBulletinBoard) before 1.6.18 and 1.8.x before 1.8.6 and MyBB Merge System before 1.8.6 allow remote attackers to obtain the installation path via vectors involving error log files.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02247,"percentile":0.83003,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-532"],"published":"2017-01-31T22:00:00Z","modified":"2026-06-17T00:35:36Z","products":[{"vendor":"mybb","product":"merge_system"},{"vendor":"mybb","product":"mybb"}],"references":[{"url":"https://blog.mybb.com/2015/09/07/mybb-1-8-6-1-6-18-merge-system-1-8-6-release/","tags":["x_refsource_CONFIRM","x_transferred","Release Notes","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/94397","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://www.openwall.com/lists/oss-security/2016/11/18/1","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Third Party Advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2016/11/10/8","tags":["mailing-list","x_refsource_MLIST","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-8977"},{"url":"https://blog.mybb.com/2015/09/07/mybb-1-8-6-1-6-18-merge-system-1-8-6-release"},{"url":"https://github.com/advisories/GHSA-97r5-3mcv-523r"}],"sources":{"cve":[{"id":"CVE-2015-8977","description":"MyBB (aka MyBulletinBoard) before 1.6.18 and 1.8.x before 1.8.6 and MyBB Merge System before 1.8.6 allow remote attackers to obtain the installation path via vectors involving error log files.","status":"published","published":"2017-01-31T22:00:00Z","modified":"2024-08-06T08:36:30.817Z","updated_at":"2026-11-02T14:35:41.26549Z"}],"euvd":[{"id":"EUVD-2015-8831","description":"MyBB (aka MyBulletinBoard) before 1.6.18 and 1.8.x before 1.8.6 and MyBB Merge System before 1.8.6 allow remote attackers to obtain the installation path via vectors involving error log files.","status":"published","published":"2017-01-31T22:00:00Z","modified":"2024-08-06T08:36:30Z","updated_at":"2026-11-03T01:57:25.349664Z"}],"ghsa":[{"id":"GHSA-97r5-3mcv-523r","title":"MyBB (aka MyBulletinBoard) before 1.6.18 and 1.8.x before 1.8.6 and MyBB Merge System before 1.8...","description":"MyBB (aka MyBulletinBoard) before 1.6.18 and 1.8.x before 1.8.6 and MyBB Merge System before 1.8.6 allow remote attackers to obtain the installation path via vectors involving error log files.","status":"published","published":"2022-05-17T03:01:47Z","modified":"2025-04-20T03:33:08Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-532"],"updated_at":"2026-11-02T15:01:40.176288Z"}],"nvd":[{"id":"CVE-2015-8977","description":"MyBB (aka MyBulletinBoard) before 1.6.18 and 1.8.x before 1.8.6 and MyBB Merge System before 1.8.6 allow remote attackers to obtain the installation path via vectors involving error log files.","status":"published","published":"2017-01-31T22:59:00.297Z","modified":"2026-06-17T00:35:36.287Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-532"],"updated_at":"2026-11-02T14:03:16.97467Z"}]}}