Back
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
High8.8EPSS 7.8%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 7.8% · top 5.3% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.8.
Weakness
Affected products
n/a
- affected n/a
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Packagistphpoffice/phpexcelGHSA-xcrg-29h7-h4cj (opens in a new tab)
- Packagistphpoffice/phpspreadsheetGHSA-xcrg-29h7-h4cj (opens in a new tab)
References (4)
- https://github.com/PHPOffice/PhpSpreadsheet/issues/771 (opens in a new tab)x_refsource_MISCx_transferred
- https://www.bishopfox.com/news/2018/11/phpoffice-versions/ (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/MewesK/TwigSpreadsheetBundle/issues/18 (opens in a new tab)x_refsource_MISCx_transferred
- https://www.drupal.org/sa-contrib-2021-043 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-xcrg-29h7-h4cj (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2018-19277)Record last updated .