CVE-2024-32489: Tecnickcom/tcpdf Cross-Site Scripting Vulnerability

MODERATE
Advisory Identifier: GHSA-g9wg-98c2-qv3v
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CVSS 6.1
CWE-80 CWE-79
Published
Advisory Summary

CVE-2024-32489 is a MODERATE (CVSS 6.1) cross-site scripting vulnerability (CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)) affecting Tecnickcom/tcpdf libraries in the Packagist ecosystem. The issue involves tcpdf cross-site scripting vulnerability. Remediation is available by upgrading affected packages to version 6.7.4.

CVE-2024-32489 at a Glance

CVE Identifier CVE-2024-32489
GHSA Identifier GHSA-g9wg-98c2-qv3v
Severity MODERATE
CVSS v3.1 Base Score 6.1
CWE Classification CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)
Affected Product Tecnickcom/tcpdf
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 6.1

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required None (PR:N)
User Interaction Required (UI:R)
Scope Changed (S:C)
Confidentiality Low (C:L)
Integrity Low (I:L)
Availability None (A:N)

How to Fix CVE-2024-32489

To remediate this vulnerability, upgrade all affected Tecnickcom/tcpdf dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

tecnickcom/tcpdf fixed: 6.7.4 
Upgrade tecnickcom/tcpdf to 6.7.4
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

inspect dependencies for tecnickcom/tcpdf

How to Check if You Are Affected

To determine whether your application is affected by CVE-2024-32489, inspect your project dependencies for Tecnickcom/tcpdf:

inspect dependencies for tecnickcom/tcpdf

Analyze the terminal output to locate any version of Tecnickcom/tcpdf in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 6.7.4), your application is affected.

Note: Verify declared build manifests and deployed runtime container environments.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS), where the product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages. In Tecnickcom/tcpdf, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

TCPDF before 6.7.4 mishandles calls that use HTML syntax.

CVE-2024-32489 Affected Tecnickcom/tcpdf Versions

1 component(s)
Fixed Versions:
6.7.4
Product / Package Ecosystem Affected Versions Fixed Version
tecnickcom/tcpdf
 Packagist
< 6.7.4
6.7.4

References

NVD — CVE-2024-32489 NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-32489
Security Fix Commit FIX COMMIT
https://github.com/tecnickcom/TCPDF/commit/51cd1b39de5643836e62661d162c472d63167df7
Security Fix Commit FIX COMMIT
https://github.com/tecnickcom/TCPDF/commit/82fc97bf1c74c8dbe62b1d3cc6d10fa4b87e0262
Tecnickcom/tcpdf Source Repository REPOSITORY
https://github.com/tecnickcom/TCPDF
Tecnickcom/tcpdf Source Repository REPOSITORY
https://github.com/tecnickcom/TCPDF/compare/6.6.2...6.7.4
lists.debian.org/debian-lts-announce... WEB
https://lists.debian.org/debian-lts-announce/2025/06/msg00004.html

Frequently Asked Questions

What is CVE-2024-32489?
CVE-2024-32489 is a security vulnerability in Tecnickcom/tcpdf involving TCPDF Cross-site Scripting vulnerability under CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS).
Which Tecnickcom/tcpdf versions are affected?
Affected versions include releases prior to 6.7.4 across affected packages: tecnickcom/tcpdf.
What version fixes CVE-2024-32489?
Upgrading to 6.7.4 (or the latest patched release for your respective branch) resolves the vulnerability.
Is tecnickcom/tcpdf affected?
Yes, tecnickcom/tcpdf is affected in releases prior to 6.7.4. Upgrade your dependency to 6.7.4 or later.
What is the CVSS score of CVE-2024-32489?
CVE-2024-32489 has a CVSS v3.1 base score of 6.1 (MODERATE) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
What CWE is associated with CVE-2024-32489?
CVE-2024-32489 is classified under CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) (The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages.).
How can I check Packagist dependencies for CVE-2024-32489?
Run the dependency tree command: 'inspect dependencies for tecnickcom/tcpdf'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-g9wg-98c2-qv3v",
  "modified" : "2025-11-03T22:35:27Z",
  "published" : "2024-04-15T06:30:35Z",
  "aliases" : [ "CVE-2024-32489" ],
  "summary" : "TCPDF Cross-site Scripting vulnerability",
  "details" : "TCPDF before 6.7.4 mishandles calls that use HTML syntax.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
  }, {
    "type" : "CVSS_V4",
    "score" : "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "tecnickcom/tcpdf"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "6.7.4"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2024-32489"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/tecnickcom/TCPDF/commit/51cd1b39de5643836e62661d162c472d63167df7"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/tecnickcom/TCPDF/commit/82fc97bf1c74c8dbe62b1d3cc6d10fa4b87e0262"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/tecnickcom/TCPDF"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/tecnickcom/TCPDF/compare/6.6.2...6.7.4"
  }, {
    "type" : "WEB",
    "url" : "https://lists.debian.org/debian-lts-announce/2025/06/msg00004.html"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-79", "CWE-80" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2024-04-15T18:12:08Z",
    "nvd_published_at" : "2024-04-15T06:15:11Z"
  }
}