Description
securityScan() in PHPOffice PhpSpreadsheet through 1.5.0 allows a bypass of protection mechanisms for XXE via UTF-7 encoding in a .xlsx file
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- PhpSpreadsheet < 1.5.0 - XML External Entity (XXE) EDB-46050 · webapps · Nov 30, 2018
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Packagist | phpoffice/phpexcel | < 1.8.2 | 1.8.2 | GHSA-xcrg-29h7-h4cj |
| Packagist | phpoffice/phpspreadsheet | < 1.5.1 | 1.5.1 | GHSA-xcrg-29h7-h4cj |