CVE-2026-121431

    Dashboard / Vulnerabilities / CVE-2026-121431

    CVE-2026-121431

    Published: 3 Nov 2026Last Modified: 5 Nov 2026

    Summary: AzuraCast before 0.24.0 SSRF Filter Bypass via Webhook Connectors

    Details: AzuraCast before 0.24.0 contains a server-side request forgery vulnerability that allows station users with WebHooks permission to bypass the UserUrlFilter guard via the Mastodon, Telegram, GroupMe, and RadioReg connectors. Attackers can set instance_url, api, or webhookurl to internal addresses and trigger the webhook test endpoint to reach loopback, private-network, or cloud-metadata services.

    References: https://github.com/AzuraCast/AzuraCast/security/advisories/GHSA-qh22-76gf-qwc4, https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/121xxx/CVE-2026-121431.json, https://nvd.nist.gov/vuln/detail/CVE-2026-121431, https://www.vulncheck.com/advisories/azuracast-before-0.24.0-ssrf-filter-bypass-via-webhook-connectors

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -10db1b9f47a4a0f9ecc1809e69b9d59de1d1993b

    Affected versions

    0.23.9
    0.23.8
    0.23.7
    0.23.6
    0.23.5
    0.23.4
    0.23.3
    0.23.2
    0.23.1
    0.23.0

    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
    CVE-2026-121431 | CVE-DB