CVE-2026-53504

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Source
https://cve.org/CVERecord?id=CVE-2026-53504
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-53504.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-53504
Aliases
Downstream
Published
2026-07-31T18:57:19.257Z
Modified
2026-08-02T03:47:47.302486095Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
Thumbor has Regex Denial of Service (ReDoS) in `convolution` filter
Details

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.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53504.json",
    "cwe_ids": [
        "CWE-400"
    ],
    "cna_assigner": "GitHub_M"
}
References

Affected packages

Git / github.com/thumbor/thumbor

Affected ranges

Type
GIT
Repo
https://github.com/thumbor/thumbor
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
3f38fe1610d20168e91f76d432212de30727eb2e
Fixed
a366291cfcd29ec140911c97ee8e0e794f2a40f9
Database specific 
{
    "source": [
        "AFFECTED_FIELD",
        "REFERENCES"
    ],
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "7.8.0"
        }
    ]
}

Affected versions

0.*
0.1.0
0.1.1
0.2.0
0.2.1
0.3.0
0.3.1
0.4.0
0.4.1
0.5.0
0.5.1
0.6.1
0.6.2
0.6.3
0.6.4
0.6.5
0.7.0
0.7.10
0.7.11
0.7.12
0.7.13
0.7.14
0.7.9
0.8.0
0.8.2
0.8.3
0.8.4
0.9.0
0.9.1
0.9.3
0.9.4
0.9.5
0.9.6
0.9.7
2.*
2.0.2
2.0.4
2.0.5
2.3.0
2.4.1
2.4.2
2.4.3
2.4.4
2.4.5
2.4.6
2.4.7
2.4.8
2.4.9
2.5.0
2.5.1
2.5.2
2.6.0
2.6.1
2.6.2
2.6.3
2.6.4
2.6.5
2.6.6
2.7.0
2.7.1
2.7.2
2.7.3
2.7.4
2.7.5
2.7.6
2.7.8
2.8.0
2.8.1
3.*
3.0.0
3.0.1
3.0.2
3.1.0
3.1.1
3.10.0
3.10.1
3.10.2
3.11.0
3.11.1
3.12.0
3.12.1
3.12.2
3.13.0
3.13.1
3.13.2
3.13.3
3.14.0
3.14.1
3.14.2
3.14.3
3.14.4
3.14.5
3.14.6
3.14.7
3.15.0
3.2.0
3.3.0
3.4.0
3.4.1
3.4.2
3.5.0
3.5.1
3.5.2
3.6.0
3.6.1
3.6.10
3.6.11
3.6.2
3.6.3
3.6.4
3.6.5
3.6.6
3.6.7
3.6.8
3.6.9
3.7.0
3.7.1
3.7.2
3.7.3
3.8.0
3.8.1
3.9.0
3.9.1
3.9.2
3.9.3
3.9.4
4.*
4.0.0
4.0.3
4.0.4
4.1.0
4.1.1
4.1.2
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
4.2.0
4.2.1
4.3.0
4.4.0
4.4.1
4.5.0
4.5.1
4.5.2
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
4.8.6
4.8.7
4.9.0
4.9.1
5.*
5.0.0
5.0.0-rc1
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.*
6.0.0
6.0.0b1
6.0.0b2
6.0.0b3
6.0.0b5
6.0.1
6.2.0
6.2.1
6.3.0
6.3.1
6.3.2
6.3.3rc
6.4.0
6.4.1
6.4.2
6.4.3
6.5.0
6.5.2
6.6.0
6.6.1
6.7.0
6.7.1
7.*
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
7.4.1
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

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-53504.json"