{"id":"CVE-2026-62853","aliases":["EUVD-2026-114455","GHSA-9vph-5ccx-qp9v"],"status":"published","title":"ThingLinks vulnerable to authenticated remote code execution via Groovy script registration in ThingLinks","description":"ThingLinks is an enterprise IoT platform. Prior to 1.4.0, the `/groovyScriptTest/registerScript` endpoint accepts user-supplied Groovy script content and passes it to an unsandboxed `Groovy compilation and loading` flow. An authenticated attacker can provide code that is compiled and instantiated on the server, resulting in arbitrary server-side code execution. The issue affects the `rule engine`'s Groovy script test/register flow. This issue is fixed in version 1.4.0.","severity":{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00406,"percentile":0.35173,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-78","CWE-94"],"published":"2026-10-30T20:28:07Z","modified":"2026-11-04T02:31:08Z","products":[{"vendor":"mqttsnet","product":"thinglinks"}],"references":[{"url":"https://github.com/mqttsnet/thinglinks/security/advisories/GHSA-9vph-5ccx-qp9v","tags":["x_refsource_CONFIRM","advisory"]},{"url":"https://github.com/mqttsnet/thinglinks/commit/311ee760dad798f48652722989fcea02349e13a3","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/mqttsnet/thinglinks/releases/tag/v1.4.0","tags":["x_refsource_MISC","web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/62xxx/CVE-2026-62853.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-62853","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-62853","title":"ThingLinks vulnerable to authenticated remote code execution via Groovy script registration in ThingLinks","description":"ThingLinks is an enterprise IoT platform. Prior to 1.4.0, the `/groovyScriptTest/registerScript` endpoint accepts user-supplied Groovy script content and passes it to an unsandboxed `Groovy compilation and loading` flow. An authenticated attacker can provide code that is compiled and instantiated on the server, resulting in arbitrary server-side code execution. The issue affects the `rule engine`'s Groovy script test/register flow. This issue is fixed in version 1.4.0.","status":"published","published":"2026-10-30T20:28:07.829Z","modified":"2026-11-06T18:09:06.521Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-78","CWE-94"],"updated_at":"2026-11-06T19:59:20.130638Z"}],"euvd":[{"id":"EUVD-2026-114455","description":"ThingLinks is an enterprise IoT platform. Prior to 1.4.0, the `/groovyScriptTest/registerScript` endpoint accepts user-supplied Groovy script content and passes it to an unsandboxed `Groovy compilation and loading` flow. An authenticated attacker can provide code that is compiled and instantiated on the server, resulting in arbitrary server-side code execution. The issue affects the `rule engine`'s Groovy script test/register flow. This issue is fixed in version 1.4.0.","status":"published","published":"2026-10-30T20:28:07Z","modified":"2026-11-06T18:09:06Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-06T19:05:52.672747Z"}],"nvd":[{"id":"CVE-2026-62853","description":"ThingLinks is an enterprise IoT platform. Prior to 1.4.0, the `/groovyScriptTest/registerScript` endpoint accepts user-supplied Groovy script content and passes it to an unsandboxed `Groovy compilation and loading` flow. An authenticated attacker can provide code that is compiled and instantiated on the server, resulting in arbitrary server-side code execution. The issue affects the `rule engine`'s Groovy script test/register flow. This issue is fixed in version 1.4.0.","status":"published","published":"2026-10-30T21:17:14.267Z","modified":"2026-11-06T19:17:54.31Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-78","CWE-94"],"updated_at":"2026-11-06T22:02:15.900703Z"}],"osv":[{"id":"CVE-2026-62853","title":"ThingLinks vulnerable to authenticated remote code execution via Groovy script registration in ThingLinks","description":"ThingLinks is an enterprise IoT platform. Prior to 1.4.0, the `/groovyScriptTest/registerScript` endpoint accepts user-supplied Groovy script content and passes it to an unsandboxed `Groovy compilation and loading` flow. An authenticated attacker can provide code that is compiled and instantiated on the server, resulting in arbitrary server-side code execution. The issue affects the `rule engine`'s Groovy script test/register flow. This issue is fixed in version 1.4.0.","status":"published","published":"2026-10-30T20:28:07.829Z","modified":"2026-11-07T02:30:35.384263861Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-78","CWE-94"],"updated_at":"2026-11-07T03:08:08.334472Z"}]}}