CVE Feed

    Dashboard / CVE / CVE-2023-24035

    CVE-2023-24035

    An issue was discovered in Nagios XI before 5.9.3. The is_insecure_login_authenticated function uses a insecure timing comparison that leads to an attacker being able to bruteforce the admin password, by measuring timing differences in the comparison.

    Published:Sep 14, 2026
    Last Modified:Sep 16, 2026
    EPS:Sep 14, 2026
    EPSS Score:0.00767
    CVSS Score:3.5

    Affected Products

    Vendor
    Nagios
    Product
    Nagios Xi
    Vendor
    Nagios
    Product
    Xi

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-208 Observable Timing Discrepancy

    Related CVEs

    CVE-2026-119742 (CVSS 8.6) — Nagios XI before 2026R2 contains an OS command injection vulnerability in the MIB upload feature where the ins…
    CVE-2023-24034 (CVSS 3.1) — An issue was discovered in twilio_ajax_handler.php in Nagios XI before 5.9.3. An attacker can force a user to …
    CVE-2026-48549 (CVSS 6.9) — Nagios Core before 4.5.13 and Nagios XI before 2026R1.5 contains a CSRF vulnerability in cmd.cgi. When no Cook…
    CVE-2026-48554 (CVSS 7.7) — Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 are vulnerable to authenticated remote code execution …
    CVE-2026-48553 (CVSS 7.7) — Nagios Core before 4.5.13 and Nagios XI before 2026R1.5 are vulnerable to authenticated remote code execution …
    CVE-2026-48552 (CVSS 5.1) — Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 are vulnerable to DOM-based cross-site scripting in js…
    CVE-2026-48551 (CVSS 6.1) — Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 contain a cross-site request forgery protection bypass…
    CVE-2026-48550 (CVSS 5.1) — Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 are vulnerable to reflected cross-site scripting in cm…
    CVE-2026-2041 (CVSS 8.8) — Nagios Host zabbixagent_configwizard_func Command Injection Remote Code Execution Vulnerability. This vulnerab…
    CVE-2026-2043 (CVSS 8.8) — Nagios Host esensors_websensor_configwizard_func Command Injection Remote Code Execution Vulnerability. This v…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High