Cross-site scripting in phpoffice/phpspreadsheet
This affects the package phpoffice/phpspreadsheet. The library is vulnerable to XSS when creating an html output from an excel file by adding a comment on any cell. The root cause of this issue is within the HTML writer where user comments are concatenated as part of link and this is returned as HTML.
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2020-7776US | medium6.4 | — | ||
This affects the package phpoffice/phpspreadsheet from 0.0.0. The library is vulnerable to XSS when creating an html output from an excel file by adding a comment on any cell. The… | ||||
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references
External citations — patches, advisories, analysis.
- https://github.com/FriendsOfPHP/security-advisories/blob/master/phpoffice/phpspreadsheet/CVE-2020-7776.yamlWEB
- https://github.com/PHPOffice/PhpSpreadsheet/blob/master/src/PhpSpreadsheet/Writer/Html.php%23L1792WEB
- https://github.com/PHPOffice/PhpSpreadsheet/commit/0ed5b800be2136bcb8fa9c1bdf59abc957a98845WEB
- https://github.com/PHPOffice/PhpSpreadsheet/pull/1719WEB
- https://nvd.nist.gov/vuln/detail/CVE-2020-7776ADVISORY
- https://snyk.io/vuln/SNYK-PHP-PHPOFFICEPHPSPREADSHEET-1048856WEB
scry
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