CVE-2026-53504
CVE-2026-53504 · Thumbor has Regex Denial of Service (ReDoS) in `convolution` filter
This page contains facts from public vulnerability sources. Check the original advisory before updating.
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.
CVSS 7.5 · High · EPSS 0.6% · Fix available
- Published
- Updated
Affected products and versions
thumbor
- Versions
- < 7.8.0: Affected
No fix published
thumbor Debian:14
- Versions
- 6.3.2-3
- 6.3.2-4
- 6.5.1-1
- 6.5.1-2
- 6.5.1-3
- 6.5.1-4
- 6.5.1-5
- 6.5.1-6
- 6.5.1-7
- 6.7.0-1
- 7.7.7-1
- 7.7.7-2
- 7.7.7-3
- 7.7.7-4
- 7.7.7-5
- 7.7.7-6
- Affected ranges
- ECOSYSTEM: < 7.8.0-1
Update to 7.8.0-1
thumbor PyPI
- Versions
- 4.1.3
- 4.10.0
- 4.10.1
- 4.10.2
- 4.10.3
- 4.11.0
- 4.11.1
- 4.12.0
- 4.12.1
- 4.12.2
- 4.4.1
- 4.5.3
- 4.5.4
- 4.6.0
- 4.7.0
- 4.7.1
- 4.8.0
- 4.8.1
- 4.8.2
- 4.8.3
- 4.8.4
- 4.8.5
- 4.8.6
- 4.9.0
- 4.9.1
- 5.0.0
- 5.0.0rc1
- 5.0.0rc2
- 5.0.1
- 5.0.2
- 5.0.3
- 5.0.4
- 5.0.5
- 5.0.6
- 5.1.0
- 5.2.0
- 5.2.1
- 6.0.0
- 6.0.0b1
- 6.0.0b2
- 6.0.0b3
- 6.0.0b4
- 6.0.0b5
- 6.0.1
- 6.0.2
- 6.1.0
- 6.1.1
- 6.1.2
- 6.1.3
- 6.1.4
- 6.1.5
- 6.2.0
- 6.2.1
- 6.3.0
- 6.3.1
- 6.3.2
- 6.4.0
- 6.4.1
- 6.4.2
- 6.4.3
- 6.5.0
- 6.5.1
- 6.5.2
- 6.6.0
- 6.6.1
- 6.7.0
- 6.7.1
- 6.7.2
- 6.7.3
- 6.7.4
- 6.7.5
- 6.7.6
- 7.0.0
- 7.0.0a1
- 7.0.0a2
- 7.0.0a3
- 7.0.0a4
- 7.0.0a5
- 7.0.0b1
- 7.0.1
- 7.0.10
- 7.0.11
- 7.0.12
- 7.0.2
- 7.0.3
- 7.0.5
- 7.0.6
- 7.0.7
- 7.0.8
- 7.0.9
- 7.1.0
- 7.1.1
- 7.1.2
- 7.2.0
- 7.2.1
- 7.3.0
- 7.3.1
- 7.3.2
- 7.4.0
- 7.4.1
- 7.4.2
- 7.4.3
- 7.4.4
- 7.4.5
- 7.4.6
- 7.4.7
- 7.5.0
- 7.5.1
- 7.5.2
- 7.6.0
- 7.7.0
- 7.7.1
- 7.7.2
- 7.7.3
- 7.7.4
- 7.7.5
- 7.7.6
- 7.7.7
- Affected ranges
- ECOSYSTEM: < 7.8.0
Update to 7.8.0
thumbor Ubuntu:26.04:LTS
- Versions
- 7.7.7-4
- 7.7.7-5
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published