CLEANSTART-2026-NQ21805

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    CLEANSTART-2026-NQ21805

    Published: 31 Oct 2026Last Modified: 31 Oct 2026
    Upstream:
    CVE-2025-14761

    Summary: Missing cryptographic key commitment in the AWS SDK for PHP may allow a user with write access to the S3 bucket to introduce a new EDK that decrypts to different plaintext when the encrypted data k...

    Details: Security vulnerability affects the nextcloud package. Missing cryptographic key commitment in the AWS SDK for PHP may allow a user with write access to the S3 bucket to introduce a new EDK that decrypts to different plaintext when the encrypted data key is stored in an "instruction file" instead of S3's metadata record.

    References: https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-NQ21805.json, https://osv.dev/vulnerability/CVE-2025-14761, https://nvd.nist.gov/vuln/detail/CVE-2025-14761

    Affected packages

    Package

    Name: nextcloud

    Purl: pkg:apk/cleanstart/nextcloud?arch=noarch

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -32.0.3-r0

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CLEANSTART-2026-NQ21805 | CVE-DB