CVE-2026-45159

Nextcloud is an open source content collaboration platform. From versions 1.15.0 to before 1.15.4, 1.16.0 to before 1.16.3, 1.17.0 to before 1.17.1, and 1.18.0 to before 1.18.1, a malicious user with access to an end-to-end encrypted files drop link was able to also drop files into other end-to-e...

CVE-2026-45159 Nextcloud: Files drop share links for end-to-end encrypted folders allowed to drop files into other folders of the share owner

Nextcloud is an open source content collaboration platform. From versions 1.15.0 to before 1.15.4, 1.16.0 to before 1.16.3, 1.17.0 to before 1.17.1, and 1.18.0 to before 1.18.1, a malicious user with access to an end-to-end encrypted files drop link was able to also drop files into other end-to-e...

CVE-2026-45159 Nextcloud: Files drop share links for end-to-end encrypted folders allowed to drop files into other folders of the share owner

Nextcloud is an open source content collaboration platform. From versions 1.15.0 to before 1.15.4, 1.16.0 to before 1.16.3, 1.17.0 to before 1.17.1, and 1.18.0 to before 1.18.1, a malicious user with access to an end-to-end encrypted files drop link was able to also drop files into other end-to-e...

EUVD-2026-33677

Nextcloud is an open source content collaboration platform. From versions 1.15.0 to before 1.15.4, 1.16.0 to before 1.16.3, 1.17.0 to before 1.17.1, and 1.18.0 to before 1.18.1, a malicious user with access to an end-to-end encrypted files drop link was able to also drop files into other end-to-e...

CVE-2026-45159

Nextcloud vulnerability CVE-2026-45159 affects end-to-end encrypted file drop links. A malicious user with access to a drop link could drop files into other end-to-end encrypted folders owned by the share owner, but could not read or modify unrelated files. Mitigation is upgrading to patched rele...

End-to-End Encryption App Security Vulnerabilities

End-to-End Encryption App is an open-source end-to-end encryption client implementation by Nextcloud. Vulnerabilities exist in versions of End-to-End Encryption App between 1.15.0 and 1.15.4, 1.16.0 and 1.16.3, 1.17.0 and 1.17.1, and 1.18.0 and 1.18.1. These vulnerabilities stem from improper...

PT-2026-45474

Nextcloud is an open source content collaboration platform. From versions 1.15.0 to before 1.15.4, 1.16.0 to before 1.16.3, 1.17.0 to before 1.17.1, and 1.18.0 to before 1.18.1, a malicious user with access to an end-to-end encrypted files drop link was able to also drop files into other end-to-e...

Files drop share links for end-to-end encrypted folders allowed to drop files into other folders of the share owner

None...

CVE-2023-50442

Encrypted folders created by PRIMX ZONECENTRAL through 2023.5 can be modified by a local attacker with appropriate privileges so that specific file types are excluded from encryption temporarily. This modification can, however, be detected, as described in the Administrator Guide...

Nextcloud: Files drop share links for end-to-end encrypted folders allowed to drop files into other folders of the share owner

Files drop share links for end-to-end encrypted folders allowed to drop files into other folders of the share owner...

SUSE CVE-2023-28998

The Nextcloud Desktop Client is a tool to synchronize files from Nextcloud Server. Starting with version 3.0.0 and prior to version 3.6.5, a malicious server administrator can gain full access to an end-to-end encrypted folder. They can decrypt files, recover the folder structure, and add new...

SUSE CVE-2023-28999

Nextcloud is an open-source productivity platform. In Nextcloud Desktop client 3.0.0 until 3.8.0, Nextcloud Android app 3.13.0 until 3.25.0, and Nextcloud iOS app 3.0.5 until 4.8.0, a malicious server administrator can gain full access to an end-to-end encrypted folder. They can decrypt files,...

CVE-2023-50442

Encrypted folders created by PRIMX ZONECENTRAL through 2023.5 can be modified by a local attacker with appropriate privileges so that specific file types are excluded from encryption temporarily. This modification can, however, be detected, as described in the Administrator Guide...

CVE-2023-50442

Encrypted folders created by PRIMX ZONECENTRAL through 2023.5 can be modified by a local attacker with appropriate privileges so that specific file types are excluded from encryption temporarily. This modification can, however, be detected, as described in the Administrator Guide...

Design/Logic Flaw

Encrypted folders created by PRIMX ZONECENTRAL through 2023.5 can be modified by a local attacker with appropriate privileges so that specific file types are excluded from encryption temporarily. This modification can, however, be detected, as described in the Administrator Guide...

CVE-2023-50441

Encrypted folders created by PRIMX ZONECENTRAL for Windows before Q.2021.2 ANSSI qualification submission or ZONECENTRAL for Windows before 2023.5 can be modified by an unauthenticated attacker to include a UNC reference so that it could trigger outbound network traffic from computers on which...

Design/Logic Flaw

Encrypted folders created by PRIMX ZONECENTRAL for Windows before Q.2021.2 ANSSI qualification submission or ZONECENTRAL for Windows before 2023.5 can be modified by an unauthenticated attacker to include a UNC reference so that it could trigger outbound network traffic from computers on which...

CVE-2023-50442

Encrypted folders created by PRIMX ZONECENTRAL through 2023.5 can be modified by a local attacker with appropriate privileges so that specific file types are excluded from encryption temporarily. This modification can, however, be detected, as described in the Administrator Guide...

PRIMX ZONECENTRAL Security Vulnerability

PRIMX ZONECENTRAL is an application from PRIMX USA. uses encryption to provide confidentiality services that apply to all documents of an organization. A security vulnerability exists in PRIMX ZONECENTRAL version 2023.5 and prior versions. An attacker could exploit the vulnerability to modify the...

CVE-2023-50441

Encrypted folders created by PRIMX ZONECENTRAL for Windows before Q.2021.2 ANSSI qualification submission or ZONECENTRAL for Windows before 2023.5 can be modified by an unauthenticated attacker to include a UNC reference so that it could trigger outbound network traffic from computers on which...