An issue was discovered in TCPDF before 6.2.22.
Priority MEDIUM 64CWE-502Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and GitHub. Impact type from CWE-502.
Summary
An issue was discovered in TCPDF before 6.2.22. Attackers can trigger deserialization of arbitrary data via the phar:// wrapper.
Why it matters now
EPSS 0.26172 98th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by the CNA and NVD
Fix Fixed tecnickcom/tcpdf (Packagist): 6.2.22fooman/tcpdf (Packagist): 6.2.22+2 more products
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | tecnickcom/tcpdf (Packagist) | before 6.2.22 | 6.2.22 | Patch available | GHSA-5hw4-m7f3-hhx8 |
| — | fooman/tcpdf (Packagist) | before 6.2.22 | 6.2.22 | Patch available | GHSA-5hw4-m7f3-hhx8 |
| — | la-haute-societe/tcpdf (Packagist) | before 6.2.22 | 6.2.22 | Patch available | GHSA-5hw4-m7f3-hhx8 |
| — | spoonity/tcpdf (Packagist) | before 6.2.22 | 6.2.22 | Patch available | GHSA-5hw4-m7f3-hhx8 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- tecnickcom/tcpdf (Packagist) Vendor— Affected before 6.2.22 Fixed in 6.2.22 Patch available GHSA-5hw4-m7f3-hhx8
- fooman/tcpdf (Packagist) Vendor— Affected before 6.2.22 Fixed in 6.2.22 Patch available GHSA-5hw4-m7f3-hhx8
- la-haute-societe/tcpdf (Packagist) Vendor— Affected before 6.2.22 Fixed in 6.2.22 Patch available GHSA-5hw4-m7f3-hhx8
- spoonity/tcpdf (Packagist) Vendor— Affected before 6.2.22 Fixed in 6.2.22 Patch available GHSA-5hw4-m7f3-hhx8
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:tecnick:tcpdf:*:*:*:*:*:*:*:* | before 6.2.22 | Vulnerable | Tecnick |
| cpe:2.3:a:limesurvey:limesurvey:*:*:*:*:*:*:*:* | before 3.16.0 | Vulnerable | LimeSurvey |
- cpe:2.3:a:tecnick:tcpdf:*:*:*:*:*:*:*:* Versions before 6.2.22 Vulnerable ·Tecnick
- cpe:2.3:a:limesurvey:limesurvey:*:*:*:*:*:*:*:* Versions before 3.16.0 Vulnerable ·LimeSurvey
Remediation
- Fix · GHSA-5hw4-m7f3-hhx8 tecnickcom/tcpdf (Packagist) Fixed in 6.2.22 Advisory →
- Fix · GHSA-5hw4-m7f3-hhx8 fooman/tcpdf (Packagist) Fixed in 6.2.22 Advisory →
- Fix · GHSA-5hw4-m7f3-hhx8 la-haute-societe/tcpdf (Packagist) Fixed in 6.2.22 Advisory →
- Fix · GHSA-5hw4-m7f3-hhx8 spoonity/tcpdf (Packagist) Fixed in 6.2.22 Advisory →
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2018-17057
- 2026-10-03 Alias added: GHSA-5hw4-m7f3-hhx8
References
Exploit 2
Patch 2
Advisory 4
Other 7
- https://github.com/FriendsOfPHP/security-advisories/blob/master/fooman/tcpdf/CVE-2018-17057.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/la-haute-societe/tcpdf/CVE-2018-17057.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/spoonity/tcpdf/CVE-2018-17057.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/tecnickcom/tcpdf/CVE-2018-17057.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/wallabag/tcpdf/CVE-2018-17057.yaml
- https://github.com/tecnickcom/TCPDF
- https://www.exploit-db.com/exploits/46634
Sources
- CVE-2018-17057 · CVE Program
- CVE-2018-17057 · NVD
- FIRST EPSS
- GHSA-5hw4-m7f3-hhx8 · GitHub Advisory Database · CC BY 4.0
- CVE-2018-17057 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences