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    CVE-2026-124426

    Craft CMS from 5.0.0 before 5.11.2 contains an authorization bypass vulnerability that allows unauthenticated attackers to read content from sites outside a GraphQL schema's Sites scope. Attackers can send a POST request to /actions/graphql/api selecting the localized field without the siteId argument to disclose out-of-scope site content.

    Published:Nov 8, 2026
    Last Modified:Nov 8, 2026
    EPS:Nov 8, 2026
    EPSS Score:
    CVSS Score:5.3

    Affected Products

    Vendor
    Craftcms
    Product
    Cms
    Vendor
    Craftcms
    Product
    Craft Cms

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-862 Missing Authorization

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-665 Exploitation of Thunderbolt Protection Flaws

    Related CVEs

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    CVE-2026-123491 (CVSS 8.8) — Craft CMS 4.0.0 before 4.18.9 and 5.0.0 before 5.11.2 contains an SQL injection vulnerability in GraphQL eager…
    CVE-2026-123490 (CVSS 8.7) — Craft CMS from 5.8.17 before 5.11.2 contains a privilege escalation vulnerability because getOwners() applies …
    CVE-2026-123489 (CVSS 7.1) — Craft CMS 4.0.0 before 4.18.9 and 5.0.0 before 5.11.2 contains a blind SQL injection vulnerability because the…
    CVE-2026-123488 (CVSS 9.3) — Craft CMS 4.0.0 before 4.18.9 and 5.0.0 before 5.11.2 contains an unauthenticated SQL injection vulnerability …
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    CVE-2026-115935 (CVSS 8.7) — The app/process-api-response-headers action accepts fake Craft API response headers from any authenticated con…
    CVE-2026-112777 (CVSS 8.7) — Craft CMS 4.x before 4.18.8 and 5.x before 5.11.0 contains a blocklist bypass in the Twig create() function be…
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    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