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21 October 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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  • Medium 5.9
    CVE-2026-89052 Public exploit

    Hardcoded AES encryption key in Archer C6

    A hardcoded cryptographic key management vulnerability exists in Archer C6 due to the use of a universal cryptographic key shared across devices. An attacker who obtains an encrypted configuration file or other protected credential data can recover plaintext …

    TP-Link Systems Archer C6 V2 Network devices
  • Medium 6.8
    CVE-2026-111943 Public exploit

    Distrust compromised intermediate certificates in crypto/x509

    On most platforms, Go uses the given system root certificates. However, in some narrower cases, the system trust stores may not be updated without further action. To defend against the narrower set of cases that may remain affected, a denylist was added in cr…

    Go standard library crypto/x509 golang go Debian Ubuntu Azure Linux Alpine Wolfi Go crates.io
  • Medium 4.0
    CVE-2026-114101 Public exploit

    Coraza before 3.8.1 Multipart filename* Charset Handling FILES Rule Bypass

    Coraza before 3.8.1 extracts multipart upload filenames with Go's mime.ParseMediaType, which silently ignores RFC 5987 filename* parameters whose charset is not utf-8 or us-ascii. Unauthenticated attackers can send a decoy filename with filename*=iso-8859-1''…

    corazawaf coraza github.com/corazawaf/coraza/v2 github.com/corazawaf/coraza/v3 Go