tecnick tcpdf vulnerabilities

Latest tecnick tcpdf CVEs

Newest publication first

1. CVE-2024-56522 TCPDF has incorrect comparison

   Published 2024-12-27

   High·CVSS 7.5 EPSS 0.61%

   An issue was discovered in TCPDF before 6.8.0. unserializeTCPDFtag uses != (aka loose comparison) and does not use a constant-time function to compare TCPDF tag hashes.

2. CVE-2024-56527 TCPDF missing character escape on error messages

   Published 2024-12-27

   High·CVSS 7.5 EPSS 0.76%

   An issue was discovered in TCPDF before 6.8.0. The Error function lacks an htmlspecialchars call for the error message.

3. CVE-2024-56520 tecnickcom/tc-lib-pdf-font mishandles fonts

   Published 2024-12-27

   High·CVSS 7.3 EPSS 0.56%

   An issue was discovered in tc-lib-pdf-font before 2.6.4, as used in TCPDF before 6.8.0 and other products. Fonts are mishandled, e.g., FontBBox for Type 1 and TrueType fonts is misparsed.

4. CVE-2024-56521 TCPDF missing certificate validation

   Published 2024-12-27

   Critical·CVSS 9.8 EPSS 0.78%

   An issue was discovered in TCPDF before 6.8.0. If libcurl is used, CURLOPT_SSL_VERIFYHOST and CURLOPT_SSL_VERIFYPEER are set unsafely.

5. CVE-2024-56519 TCPDF lacks SVG sanitization

   Published 2024-12-27

   High·CVSS 7.5 EPSS 0.62%

   An issue was discovered in TCPDF before 6.8.0. setSVGStyles does not sanitize the SVG font-family attribute.

6. CVE-2018-17057 TCPDF vulnerable to attackers triggering deserialization of arbitrary data

   Published 2018-09-14

   Critical·CVSS 9.8 EPSS 26.2% Public exploit PoC

   An issue was discovered in TCPDF before 6.2.22. Attackers can trigger deserialization of arbitrary data via the phar:// wrapper.

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.