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28 July 2026

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

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  • Medium 6.3
    CVE-2026-59941 Public exploit

    Dompdf: Uncontrolled resource consumption based on declared BMP dimensions

    Dompdf is an HTML to PDF converter for PHP. Versions 3.15 and prior accept a BMP image and generates a PDF-compatible PNG based only on its declared header dimensions and never bounds width × height before the image is converted through GD. A 58-byte BMP whos…

  • High 8.1
    CVE-2026-48060 Public exploit

    Litestar: HTML Injection Through CSRF Token

    Litestar is an Asynchronous Server Gateway Interface (ASGI) framework. Prior to version 2.20.0, Litestar instances which use a template engine in conjunction with CSRF protection are vulnerable to HTML Injection which can be escalated to Cross Site Scripting …

  • High 7.8
    CVE-2026-18107 Public exploit

    Criu: criu: container escape via rseq critical section hijack during checkpoint/restore

    A flaw was found in CRIU's handling of restartable sequences (rseq) during checkpoint/restore. A malicious process inside a container can register an rseq critical section that hijacks CRIU's parasite code injection during checkpoint, allowing it to spoof the…

  • High 7.5
    CVE-2026-67185 Public exploit

    TinyWeb 0.0.8 Path Traversal via URL Path Component

    TinyWeb through 0.0.8 contains a path traversal vulnerability that allows unauthenticated attackers to read arbitrary files by submitting ../ sequences in the URL path, which are concatenated directly to the configured web root in HttpBuilder::buildResponse()…

  • High 7.5
    CVE-2026-67184 Public exploit

    TinyWeb 0.0.8 Null Pointer Dereference DoS via Malformed HTTP Request

    TinyWeb through 0.0.8 contains a null pointer dereference vulnerability that allows unauthenticated remote attackers to crash worker processes by sending a malformed HTTP request line with an invalid version string. The HttpParser::execute() function fails to…

  • High 7.5
    CVE-2026-67183 Public exploit

    TinyWeb 0.0.8 Memory Leak DoS via HTTP Request Handling

    TinyWeb through 0.0.8 contains a memory leak vulnerability that allows unauthenticated attackers to exhaust available memory by sending ordinary well-formed HTTP requests. Each request causes HttpParser::execute() to allocate Url objects, HttpHeaders objects,…

  • High 7.5
    CVE-2026-67182 Public exploit

    Rouille 0.3.3 - 3.6.2 HTTP Request Smuggling via proxy Header Injection

    Rouille 0.3.3 through 3.6.2 contains an HTTP request smuggling vulnerability that allows remote attackers to bypass access controls by injecting bare line feed characters (0x0A) into client-supplied request header values that are copied verbatim to upstream c…

  • Medium 5.4
    CVE-2026-67181 Public exploit

    Rouille 0.3.3 - 3.6.2 HTTP Request Smuggling via proxy Transfer-Encoding Header

    Rouille 0.3.3 through 3.6.2 contains an HTTP request smuggling vulnerability that allows remote attackers to desynchronize HTTP message boundaries by exploiting improper header forwarding in the proxy implementation. The proxy in src/proxy.rs forwards the cli…

  • Medium 5.4
    CVE-2026-66746 Public exploit

    Rouille 0.4.0 - 3.6.2 HTTP Response Splitting via Header Injection

    Rouille 0.4.0 through 3.6.2 contains an HTTP response splitting vulnerability that allows remote attackers to inject arbitrary response headers by embedding carriage return (0x0D) or line feed (0x0A) bytes into attacker-controlled input. Attackers can exploit…

  • Medium 5.9
    CVE-2026-66754 Public exploit

    Rouille 0.1.6 - 3.6.2 Reachable Assertion DoS via remove_prefix percent-encoding

    Rouille 0.1.6 through 3.6.2 contains a reachable assertion vulnerability in the Request::remove_prefix function that allows remote unauthenticated attackers to crash the server by sending a crafted percent-encoded URL. Attackers can send a request whose decod…

  • Low 3.7
    CVE-2026-66753 Public exploit

    tiny-http 0.12.0 HTTP Response Splitting via Header Injection

    tiny-http through 0.12.0 contains an HTTP header injection vulnerability that allows attackers to inject carriage return (0x0D) and line feed (0x0A) bytes into HTTP header values on both request and response sides due to insufficient validation in header pars…

  • Medium 5.4
    CVE-2026-66752 Public exploit

    tiny-http 0.12.0 HTTP Request Smuggling via Transfer-Encoding Handling

    tiny-http through 0.12.0 contains an HTTP request smuggling vulnerability that allows remote attackers to desynchronize request framing by sending a Transfer-Encoding header with any value, including non-chunked codings, which causes the library to unconditio…

  • Medium 5.4
    CVE-2026-66751 Public exploit

    Let's Chat 0.3.0 - 0.4.8 Improper Authorization via DELETE /rooms/:room

    Let's Chat 0.3.0 through 0.4.8 contains an improper authorization vulnerability that allows any authenticated user to archive any room on the server by sending a DELETE request to the rooms handler without ownership verification. Attackers can enumerate room …

  • Medium 4.3
    CVE-2026-66750 Public exploit

    Let's Chat 0.3.0 - 0.4.8 Broken Access Control File Disclosure via GET /files route

    Let's Chat 0.3.0 through 0.4.8 contains a broken access control vulnerability that allows authenticated attackers to download file attachments from private and password-protected rooms they are not a member of by exploiting missing room membership checks in t…

  • Medium 6.5
    CVE-2026-66749 Public exploit

    Let's Chat 0.4.0 - 0.4.8 Denial of Service via Null Dereference in Room Lookup

    Let's Chat 0.4.0 through 0.4.8 contains a null dereference vulnerability that allows authenticated attackers to crash the server by supplying a valid 24-character hex string room parameter that matches no document in the database. Attackers can send a crafted…

  • High 8.8
    CVE-2026-66748 Public exploit

    Camaleon CMS 2.1.1 - 2.9.1 Authenticated RCE via select_eval Custom Field

    Camaleon CMS versions 2.1.1 through 2.9.1 contains an authenticated remote code execution vulnerability that allows users with custom_fields manage permission to execute arbitrary Ruby code by supplying a malicious expression through the select_eval custom fi…

  • High 8.7
    CVE-2026-59248 Public exploit

    Unbounded HPACK/QPACK prefixed-integer decoding in Cowlib causes memory-exhaustion DoS

    Allocation of resources without limits vulnerability in ninenines cowlib allows an unauthenticated remote HTTP/2 or HTTP/3 peer to exhaust memory on the vulnerable server (or client) and cause a denial of service. The HPACK and QPACK prefixed-integer decoder …