Auth/Yadis/XML.php in PHP OpenID Library 2.2.2 and earlier allows remote attackers to read arbitrary files, send HTTP requests to intranet servers, or cause a denial of service (CPU and memory consumption) via XRDS data containing an external entity declaration in conjunction with an entity reference, related to an XML External Entity (XXE) issue.
| Package (Ecosystem) | Introduced | Fixed | Limit |
|---|---|---|---|
| openid/php-openid(Packagist) | 0 | 2.3.0 | N/A |
| typo3/cms(Packagist) | 6.2.0 | 6.2.6 | N/A |
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