thumbor: Thumbor is an open-source photo thumbnail service by globo.com
CVE-2026-53502 is fixed in thumbor on 1 platform by DEBIAN-CVE-2026-53502 (version 7.8.0-1), released August 1, 2026. It is not reported as exploited. Patch Radar priority: Routine.
Thumbor is an open-source photo thumbnail service by globo.com. Prior to 7.8.0, file_loader decodes percent-encoded path segments after its root-boundary validation, allowing traversal outside FILE_LOADER_ROOT_PATH through watermark or frame filter input. This issue is fixed in 7.8.0.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| thumbor · Debian 14 | 7.8.0-1 | DEBIAN-CVE-2026-53502 | Aug 1, 2026 |
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