| Title | Authenticated path traversal to Stored XSS and Denial-of-Service |
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| Description | A vulnerability in phpbb allow an admin to add arbitrary JavaScript code via emoji importing, even though this action require file system access. This issue is chained with an issue in rendering the emoji that does not escape html character, which led to stored XSS.
I am currently requesting for full report disclosure so if an detailed report is needed, i will post the link to the report after disclosure.
Fix commit: https://github.com/phpbb/phpbb/commit/ccf6e6c255d38692d72fcb613b113e6eaa240aac
PoC video: https://shorturl.at/chCQT
New version release announcement: https://phpbb.com/community/viewtopic.php?t=2646991 |
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| Source | ⚠️ https://phpbb.com/community/viewtopic.php?t=2646991 |
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| User | shin24 (UID 55339) |
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| Submission | 10/26/2023 04:37 (3 years ago) |
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| Moderation | 11/02/2023 06:58 (7 days later) |
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| Status | Accepted |
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| VulDB entry | 244307 [phpBB up to 3.3.10 Smiley Pack acp_icons.php main pak cross site scripting] |
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| Points | 20 |
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