phpBB contains an arbitrary file upload vulnerability that allows authenticated attackers to upload malicious files by exploiting the plupload functionality and phar:// stream wrapper. Attackers can upload a crafted zip file containing serialized PHP objects that execute arbitrary code when deserialized through the imagick parameter in attachment settings.
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Affected Vendors & Products
References
History
Mon, 06 Apr 2026 20:00:00 +0000
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ssvc
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Sun, 05 Apr 2026 20:45:00 +0000
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| Description | phpBB contains an arbitrary file upload vulnerability that allows authenticated attackers to upload malicious files by exploiting the plupload functionality and phar:// stream wrapper. Attackers can upload a crafted zip file containing serialized PHP objects that execute arbitrary code when deserialized through the imagick parameter in attachment settings. | |
| Title | phpBB Arbitrary File Upload via Phar Deserialization | |
| First Time appeared |
Phpbb
Phpbb phpbb |
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| Weaknesses | CWE-22 | |
| CPEs | cpe:2.3:a:phpbb:phpbb:3.2.3:*:*:*:*:*:*:* | |
| Vendors & Products |
Phpbb
Phpbb phpbb |
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| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-04-05T20:45:33.893Z
Updated: 2026-04-06T18:02:53.224Z
Reserved: 2026-04-05T15:21:44.156Z
Link: CVE-2019-25685
Updated: 2026-04-06T17:58:53.563Z
Status : Awaiting Analysis
Published: 2026-04-05T21:16:47.140
Modified: 2026-04-07T13:20:35.010
Link: CVE-2019-25685
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