Vulnerability CVE-2021-45394
Published: 2022-01-18

Description:
An issue was discovered in Spipu HTML2PDF before 5.2.4. Attackers can trigger deserialization of arbitrary data via the injection of a malicious <link> tag in the converted HTML document.

Type:

CWE-918

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Html2pdf project -> Html2pdf 

 References:
https://www.synacktiv.com/sites/default/files/2022-01/html2pdf_ssrf_deserialization.pdf
https://github.com/spipu/html2pdf/blob/master/CHANGELOG.md
https://github.com/spipu/html2pdf
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