{"id":"CVE-2022-26507","aliases":["EUVD-2022-31065","GHSA-92r8-w862-f2pj"],"status":"published","title":"** UNSUPPORTED WHEN ASSIGNED ** A heap-based buffer overflow exists in XML Decompression...","description":"A heap-based buffer overflow exists in XML Decompression DecodeTreeBlock in AT\u0026T Labs Xmill 0.7. A crafted input file can lead to remote code execution. This is not the same as any of: CVE-2021-21810, CVE-2021-21811, CVE-2021-21812, CVE-2021-21815, CVE-2021-21825, CVE-2021-21826, CVE-2021-21828, CVE-2021-21829, or CVE-2021-21830. NOTE: This vulnerability only affects products that are no longer supported by the maintainer","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.02423,"percentile":0.84404,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2022-04-14T12:04:26Z","modified":"2026-06-17T04:35:19Z","products":[{"vendor":"att","product":"xmill"},{"vendor":"schneider-electric","product":"ecostruxure_control_expert"},{"vendor":"schneider-electric","product":"ecostruxure_process_expert"},{"vendor":"schneider-electric","product":"remoteconnect"}],"references":[{"url":"https://Claroty.com","tags":["x_refsource_MISC","x_transferred","Not Applicable","Third Party Advisory"]},{"url":"https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-222-02","tags":["x_refsource_MISC","x_transferred","Mitigation","Release Notes","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-26507"},{"url":"https://github.com/advisories/GHSA-92r8-w862-f2pj"}],"sources":{"cve":[{"id":"CVE-2022-26507","description":"A heap-based buffer overflow exists in XML Decompression DecodeTreeBlock in AT\u0026T Labs Xmill 0.7. A crafted input file can lead to remote code execution. This is not the same as any of: CVE-2021-21810, CVE-2021-21811, CVE-2021-21812, CVE-2021-21815, CVE-2021-21825, CVE-2021-21826, CVE-2021-21828, CVE-2021-21829, or CVE-2021-21830. NOTE: This vulnerability only affects products that are no longer supported by the maintainer","status":"published","published":"2022-04-14T12:04:26Z","modified":"2024-08-03T05:03:32.896Z","updated_at":"2026-11-02T14:34:26.293612Z"}],"euvd":[{"id":"EUVD-2022-31065","description":"A heap-based buffer overflow exists in XML Decompression DecodeTreeBlock in AT\u0026T Labs Xmill 0.7. A crafted input file can lead to remote code execution. This is not the same as any of: CVE-2021-21810, CVE-2021-21811, CVE-2021-21812, CVE-2021-21815, CVE-2021-21825, CVE-2021-21826, CVE-2021-21828, CVE-2021-21829, or CVE-2021-21830. NOTE: This vulnerability only affects products that are no longer supported by the maintainer","status":"published","published":"2022-04-14T12:04:26Z","modified":"2024-08-03T05:03:32Z","updated_at":"2026-11-03T03:25:44.694159Z"}],"ghsa":[{"id":"GHSA-92r8-w862-f2pj","title":"** UNSUPPORTED WHEN ASSIGNED ** A heap-based buffer overflow exists in XML Decompression...","description":"** UNSUPPORTED WHEN ASSIGNED ** A heap-based buffer overflow exists in XML Decompression DecodeTreeBlock in AT\u0026T Labs Xmill 0.7. A crafted input file can lead to remote code execution. This is not the same as any of: CVE-2021-21810, CVE-2021-21811, CVE-2021-21812, CVE-2021-21815, CVE-2021-21825, CVE-2021-21826, CVE-2021-21828, CVE-2021-21829, or CVE-2021-21830. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.","status":"published","published":"2022-04-15T00:00:45Z","modified":"2023-01-27T05:01:40Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:41:56.851256Z"}],"nvd":[{"id":"CVE-2022-26507","description":"A heap-based buffer overflow exists in XML Decompression DecodeTreeBlock in AT\u0026T Labs Xmill 0.7. A crafted input file can lead to remote code execution. This is not the same as any of: CVE-2021-21810, CVE-2021-21811, CVE-2021-21812, CVE-2021-21815, CVE-2021-21825, CVE-2021-21826, CVE-2021-21828, CVE-2021-21829, or CVE-2021-21830. NOTE: This vulnerability only affects products that are no longer supported by the maintainer","status":"published","published":"2022-04-14T13:15:11.637Z","modified":"2026-06-17T04:35:19.243Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:07:15.414503Z"}]}}