Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization HTML tag escaping
MITRE ATT&CK
1 technique across 1 tactic: Initial Access The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 6.1 (MEDIUM). Attack characteristics: network attack vector, low complexity, no privileges required, user interaction required. |
| Exploit ScenarioDerived | This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the medium-severity affected system. |
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Alert meAnalysisAI
TCPDF before 6.7.4 mishandles calls that use HTML syntax. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 1 package in composer
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified under CWE-80. Affected products include: Tcpdf Project Tcpdf. Version information: before 6.7.4.
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Severity by source
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Primary rating from Vendor (mitre) · only source for this CVE.
CVSS VectorVendor: mitre
DescriptionCVE.org
TCPDF before 6.7.4 mishandles calls that use HTML syntax.
Threat Intelligence Overview
NVD
CVE.org
EPSS
GitHub
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.
Affected Products (CPE)CVE.org
An issue was discovered in TCPDF before 6.2.22. Rated critical severity (CVSS 9.8), this vulnerability is remotely explo
An issue was discovered in TCPDF before 6.8.0. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitabl
TCPDF version 6.6.5 and before is vulnerable to ReDoS (Regular Expression Denial of Service) if parsing an untrusted SVG
TCPDF version <=6.6.5 is vulnerable to ReDoS (Regular Expression Denial of Service) if parsing an untrusted HTML page wi
An issue was discovered in TCPDF before 6.8.0. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploi
tcpdf before 6.2.0 uploads files from the server generating PDF-files to an external FTP. Rated high severity (CVSS 7.5)
An issue was discovered in TCPDF before 6.8.0. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitabl
An issue was discovered in TCPDF before 6.8.0. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitabl
Local File Inclusion (LFI) vulnerability has been discovered in TCPDF 6.7.5. Rated medium severity (CVSS 6.2), this vuln
Exploit-DB