VulnerabilityModified
CVE-2018-19277
securityScan() in PHPOffice PhpSpreadsheet through 1.5.0 allows a bypass of protection mechanisms for XXE via UTF-7 encoding in a .xlsx file
HIGH 8.8EPSS 7.79%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (7.79%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 7.79% probability · 94th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-91
- Affected
- phpoffice/phpspreadsheet
- Source
- cve@mitre.org
References
- https://github.com/MewesK/TwigSpreadsheetBundle/issues/18Third Party Advisory
- https://github.com/PHPOffice/PhpSpreadsheet/issues/771Exploit, Third Party Advisory
- https://www.bishopfox.com/news/2018/11/phpoffice-versions/Broken Link
- https://www.drupal.org/sa-contrib-2021-043Third Party Advisory
- https://github.com/MewesK/TwigSpreadsheetBundle/issues/18Third Party Advisory
- https://github.com/PHPOffice/PhpSpreadsheet/issues/771Exploit, Third Party Advisory
- https://www.bishopfox.com/news/2018/11/phpoffice-versions/Broken Link
- https://www.drupal.org/sa-contrib-2021-043Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.