dompdf - Path Traversal (CVE-2014-2383)
863Exploiting IPs reported
dompdf.php in dompdf before 0.6.1, when DOMPDF_ENABLE_PHP is enabled, allows context-dependent attackers to bypass chroot protections and read arbitrary files via a PHP protocol and wrappers in the input_file parameter, as demonstrated by a php://filter/read=convert.base64-encode/resource in the input_file parameter.
CrowdSec analysis
CVE-2014-2383 is a vulnerability affecting the dompdf library, which can allow attackers to bypass security restrictions and access arbitrary files through specially crafted parameters.
CrowdSec has been tracking this vulnerability and its exploits since 7th of May 2025.
CrowdSec network data shows that most actors exploiting CVE-2014-2383 rely on broad, untargeted scans with minimal filtering. The activity is largely automated and opportunistic in nature. Data from the CrowdSec community also indicates a gradual decrease in attacks targeting CVE-2014-2383. While still present in the wild, exploitation levels have dropped noticeably week-over-week. This may signal that the vulnerability is becoming less relevant or that defenses are improving fast enough for attackers to lose interest.
Observed attack patterns are aimed at URLs referencing various dompdf.php paths across plugin or library directories.
Exploitation
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Protection
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Blocklist
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