BIT-libpython-2026-18503

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Import Source
https://github.com/bitnami/vulndb/tree/main/data/libpython/BIT-libpython-2026-18503.json
JSON Data
https://api.test.osv.dev/v1/vulns/BIT-libpython-2026-18503
Aliases
Published
2026-08-17T05:47:01.272Z
Modified
2026-08-17T08:11:03.417697038Z
Summary
Super-linear CPU usage for unbounded input to csv.Sniffer.sniff()
Details

Attacker-controlled CSV samples can trigger super-linear regular-expression work during dialect sniffing and consume significant CPU when applications pass unbounded input to csv.Sniffer.sniff().

Database specific 
{
    "cpes": [
        "cpe:2.3:a:python:python:*:*:*:*:*:*:*:*"
    ],
    "severity": "Low"
}
References

Affected packages

Bitnami / libpython

Package

Name
libpython
Purl
pkg:bitnami/libpython

Severity

  • 2.4 (Low) CVSS_V4 - CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X CVSS Calculator

Affected ranges

Type
SEMVER
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.10.21
Introduced
3.11.0
Fixed
3.11.16
Introduced
3.12.0
Fixed
3.12.14
Introduced
3.13.0
Fixed
3.13.15
Introduced
3.14.0
Fixed
3.14.7

Database specific

source 
"https://github.com/bitnami/vulndb/tree/main/data/libpython/BIT-libpython-2026-18503.json"