https://patchthecve.com/CVEs with upgrade or downgrade fix stepshttps://patchthecve.com/cve/CVE-2023-38324.htmlhttps://patchthecve.com/cve/CVE-2023-38324.htmlWed, 17 Jun 2026 06:09:54 +0000MEDIUM 5.3: An issue was discovered in OpenNDS before 10.1.2. It allows users to skip the splash page sequence (and directly authenticate) when it is using the default FAS key and OpenNDS is configured as FAS. Affected OpenNDS Captive Portal before version 10.1.2 fixed in OpenWrt master, OpenWrt 23.05 and OpenWhttps://patchthecve.com/cve/CVE-2023-38322.htmlhttps://patchthecve.com/cve/CVE-2023-38322.htmlWed, 17 Jun 2026 06:09:54 +0000HIGH 7.5: An issue was discovered in OpenNDS Captive Portal before version 10.1.2. It has a do_binauth NULL pointer dereference that be triggered with a crafted GET HTTP request with a missing User-Agent HTTP header. Triggering this issue results in crashing OpenNDS (a Denial-of-Service condition). The issue https://patchthecve.com/cve/CVE-2023-38320.htmlhttps://patchthecve.com/cve/CVE-2023-38320.htmlWed, 17 Jun 2026 06:09:54 +0000HIGH 7.5: An issue was discovered in OpenNDS Captive Portal before version 10.1.2. It has a show_preauthpage NULL pointer dereference that can be triggered with a crafted GET HTTP with a missing User-Agent header. Triggering this issue results in crashing OpenNDS (a Denial-of-Service condition). This problem https://patchthecve.com/cve/CVE-2023-38316.htmlhttps://patchthecve.com/cve/CVE-2023-38316.htmlWed, 17 Jun 2026 06:09:53 +0000CRITICAL 9.8: An issue was discovered in OpenNDS Captive Portal before version 10.1.2. When the custom unescape callback is enabled, attackers can execute arbitrary OS commands by inserting them into the URL portion of HTTP GET requests. Affected OpenNDS Captive Portal before version 10.1.2 fixed in OpenWrt mastehttps://patchthecve.com/cve/CVE-2023-38315.htmlhttps://patchthecve.com/cve/CVE-2023-38315.htmlWed, 17 Jun 2026 06:09:53 +0000HIGH 7.5: An issue was discovered in OpenNDS Captive Portal before version 10.1.2. It has a try_to_authenticate NULL pointer dereference that can be triggered with a crafted GET HTTP with a missing client token query string parameter. Triggering this issue results in crashing OpenNDS (a Denial-of-Service condhttps://patchthecve.com/cve/CVE-2023-38314.htmlhttps://patchthecve.com/cve/CVE-2023-38314.htmlWed, 17 Jun 2026 06:09:53 +0000MEDIUM 6.5: An issue was discovered in OpenNDS Captive Portal before version 10.1.2. It has a NULL pointer dereference in preauthenticated() that can be triggered with a crafted GET HTTP request with a missing redirect query string parameter. Triggering this issue results in crashing OpenNDS (a Denial-of-Servichttps://patchthecve.com/cve/CVE-2023-38313.htmlhttps://patchthecve.com/cve/CVE-2023-38313.htmlWed, 17 Jun 2026 06:09:53 +0000HIGH 7.5: An issue was discovered in OpenNDS Captive Portal before 10.1.2. it has a do_binauth NULL pointer dereference that can be triggered with a crafted GET HTTP request with a missing client redirect query string parameter. Triggering this issue results in crashing openNDS (a Denial-of-Service condition)