Security
- Why is my cPanel AutoSSL (Powered by Sectigo) request failing for some domains?
- Rules are added to cpanel-dovecot-solr firewall chain each time service is restarted
- Service subdomains can still be accessed when port is blocked
- Multiple SSLs can be installed on service subdomain when added as an addon domain
- Hostname history can prevent the current hostname's SSL certificate from being obtained when the previously used hostname's domain is rate-limited.
- cPHulk chain is not added to INPUT filter in nftables, resulting in the cPHulk Firewall chain not blocking any IPs
- Mailman 2.1.39 - CVE-2025-43919, CVE-2025-43920, CVE-2025-43921
- How to disable the ConfigServer Exploit Scanner (CXS) ModSecurity rules
- cpanel-p0f package is marked as malicious by some Antivirus Vendors
- SSL expiry notifications are sent before renewal is attempted
- How to deny access to WHM via Host Access Control on a RHEL-based server
- cpsrvd Returns 200 Response Code on all URLs
- How to determine the SSL certificate issuer from cPanel
- AutoSSL can't issue certificates: REC_LAME
- Is there a patch for the Exim vulnerability CVE-2024-39929?
- Can TLS 1.1 or 1.0 be enabled on RHEL 9-based servers?
- Can't renew hostname SSL: The domainNames argument is invalid
- When will Sectigo be deprecated and removed from cPanel?
- How to whitelist an IP address in CSF from the command line
- checkallsslcerts failing with "400 urn:ietf:params:acme:error:dns"
- How to start a ClamAV scan from the command line
- How to prevent CSF/LFD from sending email.
- How to manually renew AutoSSL certificates for all users in WHM
- OpenSSH CVEs
- Detected X processes that are running outdated executables
- The system cannot check the kernel status on CloudLinux
- Where are SSH logins logged?
- AutoSSL doesn't function due to DNS Doctoring
- AutoSSL domain resolves to a private IP address.
- What IP addresses does Let's Encrypt use to validate AutoSSL certificates?