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    CVE-2026-73057

    stoatchat before 0.15.0 fails to validate SVG viewBox dimensions in the proxy endpoint, allowing attackers to cause denial of service by memory exhaustion. Attackers can host malicious SVGs with extremely large width and height values and trigger concurrent requests to exhaust available memory across proxy replicas.

    Published:Aug 16, 2026
    Last Modified:Aug 18, 2026
    EPS:Aug 16, 2026
    EPSS Score:0.00278
    CVSS Score:7.5

    Affected Products

    Vendor
    Stoatchat
    Product
    Stoatchat

    Exploits

    No exploit reference

    Related CVEs

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    CVE-2026-73058 (CVSS 6.9) — stoatchat versions before 0.15.0 fail to block the IPv6 unspecified address (::) in the SSRF blocklist, allowi…
    CVE-2026-63088 (CVSS 7.7) — stoatchat before 0.14.0 contains a server-side request forgery (SSRF) vulnerability that allows unauthenticate…
    CVE-2024-58360 (CVSS 6.9) — stoatchat versions before 0.7.8 fail to enforce account creation restrictions including invite-only mode, emai…
    CVE-2026-63306 (CVSS 9.2) — stoatchat before 0.13.5 contains an unauthenticated server-side request forgery vulnerability in the /proxy an…
    CVE-2025-71388 (CVSS 7.6) — stoatchat (delta/Revolt) versions from 20241213-1 before 20250210-1 allow users with only ViewChannel (read) p…
    CVE-2025-71377 (CVSS 8.7) — stoatchat (delta) versions before 20250210-1 (0.8.2) contain a logic error in the query messages route. When f…

    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