💣Exploit CVE-2021-3902 - Dompdf SSRF and Deserialization Vulnerability

[Mental_Outlaw]

CVE ID : CVE-2021-3902
Published : Nov. 15, 2024, 11:15 a.m. | 33 minutes ago
Description : An improper restriction of external entities (XXE) vulnerability in dompdf/dompdf's SVG parser allows for Server-Side Request Forgery (SSRF) and deserialization attacks. This issue affects all versions prior to 2.0.0. The vulnerability can be exploited even if the isRemoteEnabled option is set to false. It allows attackers to perform SSRF, disclose internal image files, and cause PHAR deserialization attacks.
Severity: 9.8 | CRITICAL
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