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20 July 2026

Vulnerabilities first published on this day (UTC), newest first.

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All Critical High Medium Low Exploited only Public exploit

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  • Low 2.6
    CVE-2026-47275

    nanomq NULL Pointer Dereference in MQTTv5 Client CONNECT Decoder Leading to Remote DoS

    In nanomq versions 0.24.11 and earlier, a NULL pointer dereference in `nni_mqttv5_msg_decode_connect()` allows a malicious MQTT broker to crash any connecting NanoMQ MQTTv5 client (including bridge mode) with a single packet, causing remote denial of service …

    nanomq nanomq
  • Low 2.7
    CVE-2026-10755

    All in One SEO < 4.9.9 – Contributor+ Incorrect Authorization via AI Integration

    The All in One SEO WordPress plugin before 4.9.9 does not correctly restrict access to some of its AI integration REST API endpoints, allowing users with low-level privileges such as Contributors to overwrite or reset the site-wide AI integration state.

    Web / CMS
  • Low 3.7
    CVE-2026-26080 Public exploit

    HAProxy Community Edition 3.2.x through 3.3.x before 3.3.3 can enter a loop or crash because varint is mishandled. HAPr…

    HAProxy HAProxy haproxy Debian