CVE-2026-52680_exploit

CVE-2026-52680 — Escritura arbitraria de archivos por Path-Traversal en el batch REST de Apache Kyuubi Escritura arbitraria de archivos sin autenticación en la API REST de Apache Kyuubi a través del endpoint multipart de envío de batch. POST /api/v1/batches multipart/form-data escribe la parte...

Exploit for CVE-2026-52680

CVE-2026-52680 — Apache Kyuubi REST Batch Path-Traversal Arbit...

Directory Traversal

Overview Affected versions of this package are vulnerable to Directory Traversal through the checkApplicationAccessPaths logic in KyuubiApplicationManager.scala. An attacker can write files outside the permitted local directories by submitting Spark frontend requests that use unprefixed Spark...

CVE-2026-62391

The security fix for CVE-2025-66518 is incomplete. Any client who can access to Apache Kyuubi Server via Kyuubi frontend protocols can bypass server-side config kyuubi.session.local.dir.allowlist via unprefixed Spark config aliases. This issue affects Apache Kyuubi: from 1.6.0 before 1.12.0. User...

CVE-2026-62391 Apache Kyuubi: kyuubi.session.local.dir.allow.list bypass via unprefixed Spark file-conf aliases

The security fix for CVE-2025-66518 is incomplete. Any client who can access to Apache Kyuubi Server via Kyuubi frontend protocols can bypass server-side config kyuubi.session.local.dir.allowlist via unprefixed Spark config aliases. This issue affects Apache Kyuubi: from 1.6.0 before 1.12.0. User...

CVE-2026-62391

The security fix for CVE-2025-66518 is incomplete. Any client who can access to Apache Kyuubi Server via Kyuubi frontend protocols can bypass server-side config kyuubi.session.local.dir.allowlist via unprefixed Spark config aliases. This issue affects Apache Kyuubi: from 1.6.0 before 1.12.0. User...

CVE-2026-62391 Apache Kyuubi: kyuubi.session.local.dir.allow.list bypass via unprefixed Spark file-conf aliases

The security fix for CVE-2025-66518 is incomplete. Any client who can access to Apache Kyuubi Server via Kyuubi frontend protocols can bypass server-side config kyuubi.session.local.dir.allowlist via unprefixed Spark config aliases. This issue affects Apache Kyuubi: from 1.6.0 before 1.12.0. User...

CVE-2026-62391

Apache Kyuubi versions 1.6.0 before 1.12.0 are vulnerable to Directory Traversal due to incomplete fixes for CVE-2025-66518. An attacker can bypass the kyuubi.session.local.dir.allowlist configuration by submitting Spark frontend requests that use unprefixed Spark config aliases (such as files) i...

EUVD-2026-51518

The security fix for CVE-2025-66518 is incomplete. Any client who can access to Apache Kyuubi Server via Kyuubi frontend protocols can bypass server-side config kyuubi.session.local.dir.allowlist via unprefixed Spark config aliases. This issue affects Apache Kyuubi: from 1.6.0 before 1.12.0. User...

CVE-2026-62391 Apache Kyuubi: kyuubi.session.local.dir.allow.list bypass via unprefixed Spark file-conf aliases

The security fix for CVE-2025-66518 is incomplete. Any client who can access to Apache Kyuubi Server via Kyuubi frontend protocols can bypass server-side config kyuubi.session.local.dir.allowlist via unprefixed Spark config aliases. This issue affects Apache Kyuubi: from 1.6.0 before 1.12.0. User...

CVE-2026-62391: Improper Limitation of a Pathname to a Restricted Directory

The security fix for CVE-2025-66518 is incomplete. Any client who can access to Apache Kyuubi Server via Kyuubi frontend protocols can bypass server-side config kyuubi.session.local.dir.allowlist via unprefixed Spark config aliases. This issue affects Apache Kyuubi: from 1.6.0 before 1.12.0. User...

Directory Traversal

Overview Affected versions of this package are vulnerable to Directory Traversal in Utils.writeToTempFile in the REST batch multipart upload handling code. An attacker can write controlled content outside the intended upload directory by supplying a multipart filename containing traversal sequenc...

Directory Traversal

Overview Affected versions of this package are vulnerable to Directory Traversal in Utils.writeToTempFile in the REST batch multipart upload handling code. An attacker can write controlled content outside the intended upload directory by supplying a multipart filename containing traversal sequenc...

CVE-2026-52680

Apache Kyuubi REST batch multipart upload handling uses the client-supplied multipart filename when creating a temporary uploaded resource. A remote attacker who can access the REST batch upload endpoint can provide path traversal sequences in the filename and cause the Kyuubi server process to...

CVE-2026-52680 Apache Kyuubi: REST batch multipart upload path traversal allows controlled file write

Apache Kyuubi REST batch multipart upload handling uses the client-supplied multipart filename when creating a temporary uploaded resource. A remote attacker who can access the REST batch upload endpoint can provide path traversal sequences in the filename and cause the Kyuubi server process to...

CVE-2026-52680

Apache Kyuubi REST batch multipart upload handling uses the client-supplied multipart filename when creating a temporary uploaded resource. A remote attacker who can access the REST batch upload endpoint can provide path traversal sequences in the filename and cause the Kyuubi server process to...

CVE-2026-52680

Apache Kyuubi versions 1.7.0 through 1.11.1 are vulnerable to a Path Traversal vulnerability (CWE-22, CWE-73) in the REST batch multipart upload handling. Specifically, the Utils.writeToTempFile function in kyuubi-common fails to normalize or contain the client-supplied filename during a POST /ap...

EUVD-2026-51185

Apache Kyuubi REST batch multipart upload handling uses the client-supplied multipart filename when creating a temporary uploaded resource. A remote attacker who can access the REST batch upload endpoint can provide path traversal sequences in the filename and cause the Kyuubi server process to...

CVE-2026-52680 Apache Kyuubi: REST batch multipart upload path traversal allows controlled file write

Apache Kyuubi REST batch multipart upload handling uses the client-supplied multipart filename when creating a temporary uploaded resource. A remote attacker who can access the REST batch upload endpoint can provide path traversal sequences in the filename and cause the Kyuubi server process to...

PT-2026-66517

Name of the Vulnerable Software and Affected Versions Apache Kyuubi versions 1.7.0 through 1.11.1 Description Improper handling of REST batch multipart uploads allows a remote attacker to use path traversal sequences in the client-supplied filename. This can lead to the server writing controlled...