CVE-2026-53504
High · 7.5CVSS
7.5
EPSS
0.6%
Published
Jul 31, 2026
CISA due date
—
The record
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.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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