High severity7.5NVD Advisory· Published Jul 31, 2026· Updated Sep 8, 2026
CVE-2026-53504
CVE-2026-53504
Description
Thumbor is an open-source photo thumbnail service by globo.com. Prior to 7.8.0, the convolution filter regular expression performs exponential backtracking on crafted repeated numeric input, allowing a URL request to exhaust processing time. This issue is fixed in 7.8.0.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
thumborPyPI | < 7.8.0 | 7.8.0 |
Affected products
1Patches
Vulnerability mechanics
References
4News mentions
1- Thumbor: Four Vulnerabilities Including Path Traversal and DoS Disclosed TogetherVypr Intelligence · Aug 1, 2026