PhpSpreadsheet: SSRF whitelist bypass via unre-validated HTTP redirect in Drawing::setPath external image loading
影響: composer:phpoffice/phpspreadsheet >= 4.0.0, <= 5.9.0 → 5.10.0, composer:phpoffice/phpspreadsheet >= 3.3.0, <= 3.10.7 → 3.10.8, composer:phpoffice/phpspreadsheet >= 2.2.0, <= 2.4.7 → 2.4.8, composer:phpoffice/phpspreadsheet >= 2.0.0, <= 2.1.18 → 2.1.19, composer:phpoffice/phpspreadsheet <= 1.30.6 → 1.30.7
PhpSpreadsheet's Worksheet\Drawing::setPath() validates an external-image URL against an operator-supplied isWhitelisted callback once, on the initial URL only, then fetches it with file_get_contents() using a stream context that does not set follow_location => 0. A whitelisted host that returns an HTTP 302 Location: redirect to an internal target is therefore followed by PHP's HTTP wrapper (default follow_location=1, max_redirects=20) with no re-validation of the redirect hop — defeating the w…
| CVE | CVE-2026-108360 |
|---|---|
| 정보원 | GitHub Advisory Database |
| 수집 시각 | 2026. 10. 28. 오전 06:03 |
| 데이터 | Markdown JSON |
2026. 10. 28. 오전 12:38, GitHub Advisory Database에서 "PhpSpreadsheet: SSRF whitelist bypass via unre-validated HTTP redirect in Drawing::setPath external image loading"을(를) 게시했습니다 (유형: 취약점 권고). 심각도는 "보통"(medium)입니다. 관련 기술: PHP. CVE: CVE-2026-108360.