The version of httpd installed on the remote host is prior to 2.4.69-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3990 advisory.

    Deployment of wrong handler vulnerability in Apache HTTP Server allows the target of some internal     redirects from CGI programs to also be treated as CGI and executed. The target must already be in a     directory enabled for CGI and have no other extension understood by mod_mime.



    This issue affects Apache HTTP Server: from 2.4.60 through 2.4.68. (CVE-2026-42356)

    A memory calculation bug in mod_dav in Apache httpd 2.4.67 and earlier allows an attacker with permission     to create WebDAV locks to crash server child processes.

    Users are recommended to upgrade to version 2.4.69, which fixes this issue (CVE-2026-42528)

    NULL Pointer Dereference vulnerability in Apache HTTP Servers mod_heartmonitor over unicast listener.



    This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68. (CVE-2026-46729)

    Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Apache HTTP Server's     mod_session_cookie module.



    When SessionCookieRemove changes across internal redirects, the session cookie may still be passed to a     backend server.





    This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68. (CVE-2026-47360)

    Missing authentication checks in mod_auth_digest in Apache Software Foundation Apache HTTP Server before     2.4.69 on all platforms allows an unauthenticated remote client to cause a denial of service (forced re-     authentication) via forged Authorization headers when Digest authentication is enabled with     AuthDigestNcCheck .

    Users are recommended to upgrade to version 2.4.69, which fixes this issue. (CVE-2026-48005)

    Out-of-bounds Write vulnerability in Apache HTTP Server's mod_charset_lite.



    This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68. (CVE-2026-56153)

    Use After Free vulnerability in Apache HTTP Server's mod_rewrite when using lookahead (%{LA-U:HTTP:...})



    This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68. (CVE-2026-56154)

    Out-of-bounds Write vulnerability in Apache HTTP Server's mod_proxy_html with crafted HTTP response     bodies.



    This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68. (CVE-2026-56449)

    Use After Free vulnerability in Apache HTTP Server's mod_http2 via shared session->bbtmp re-entrancy



    This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68. (CVE-2026-57941)

    Internal state files accessible to external parties in mod_dav_fs in Apache Software Foundation Apache     HTTP Server before 2.4.69 on all platforms allows a remote client to read WebDAV dead properties of     resources it cannot author via a GET request for the .DAV state directory



    This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68. (CVE-2026-58415)

    Improper Privilege Management vulnerability in Apache HTTP Server's mod_ssl via SSLRequire and file-     related expressions.



    This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68. (CVE-2026-59797)

    Improper validation of FTP PASV reply address in mod_proxy_ftp in Apache Software Foundation Apache HTTP     Server through 2.4.68 on all platforms allows, in forward proxy configurations, an untrusted FTP server to     cause the proxy to open a data connection to an arbitrary third-party host via a crafted PASV response.

    Users are recommended to upgrade to version 2.4.69, which fixes this issue. (CVE-2026-63045)

    Stack-based buffer overflow in mod_vhost_alias in Apache Software Foundation Apache HTTP Server through     2.4.68 on all platforms allows a remote client to cause a denial of service or potentially execute     arbitrary code via an HTTP request with a Host header exceeding 8192 bytes when VirtualDocumentRoot uses a     hostname format specifier and LimitRequestFieldSize is raised above the default.

    Users are recommended to upgrade to version 2.4.69, which fixes this issue. (CVE-2026-63292)

    A NULL pointer dereference in mod_xml2enc in Apache Software Foundation Apache HTTP Server before 2.4.69     on all platforms allows an untrusted backend server to cause a denial of service via a proxied response     with a charset whose conversion partially succeeds then fails.

    Users are recommended to upgrade to version 2.4.69, which fixes this issue. (CVE-2026-63686)

    Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') response smuggling     vulnerability in Apache HTTP Server via mod_proxy_uwsgi and a crafted uwsgi response with Transfer-     Encoding.



    This issue affects Apache HTTP Server: from 2.4.30 through 2.4.68. (CVE-2026-63718)

    Authentication bypass by capture-replay in mod_auth_digest in Apache Software Foundation Apache HTTP     Server 2.4.x on all platforms allows a man-in-the-middle (MITM) attacker to replay captured digest     authentication credentials via crafted requests that trigger garbage collection of the client's shared     memory entry when AuthDigestNonceLifetime is set to 0.

    Users are recommended to upgrade to version 2.4.69, which fixes this issue. (CVE-2026-73636)

    Use after free in mod_auth_digest in Apache Software Foundation Apache HTTP Server before 2.4.69 on all     platforms allows an unauthenticated remote client to cause authentication state corruption via concurrent     Digest authentication requests when AuthDigestNcCheck is enabled or AuthDigestNonceLifetime is set to 0.

    Users are recommended to upgrade to version 2.4.69, which fixes this issue. (CVE-2026-73637)

    Path equivalence: '/./' (single dot directory) vulnerability in Apache HTTP Server's mod_userdir module     when configured with absolute non-wildcard UserDir directive (the 2nd form in     https://httpd.apache.org/docs/2.4/mod/mod_userdir.html#userdir)



    This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68. (CVE-2026-79768)

    Integer overflow in mod_dav_fs in Apache HTTP Server through 2.4.68 allows an authenticated WebDAV client     with write access to crash worker processes and persistently corrupt a directory's property database via     PROPPATCH requests declaring many XML namespaces. (CVE-2026-93546)

Tenable has extracted the preceding description block directly from the tested product security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Detections

Analytics

Amazon Linux 2 : httpd (ALAS-2026-3990)

critical Nessus Plugin ID 365282

Version 1.3

Version 1.2

Version 1.1

Version 1.3 Oct 20, 2026, 4:30 AM CVE (set "CVE" coverage to "CVE-2026-42356,CVE-2026-42528,CVE-2026-46729,CVE-2026-47360,CVE-2026-48005,CVE-2026-56153,CVE-2026-56154,CVE-2026-56449,CVE-2026-57941,CVE-2026-58415,CVE-2026-59797,CVE-2026-63045,CVE-2026-63292,CVE-2026-63686,CVE-2026-63718,CVE-2026-73636,CVE-2026-73637,CVE-2026-79768,CVE-2026-93546") Plugin metadata Plugin Feed: 202610200430
Version 1.2 Oct 16, 2026, 7:34 PM Plugin metadata (Add IAVM Info) Plugin Feed: 202610161934
Version 1.1 Oct 13, 2026, 2:52 AM New Plugin Feed: 202610130252