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CVE-2021-3828
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Source
https://cve.org/CVERecord?id=CVE-2021-3828
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-3828.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-3828
Aliases
GHSA-2ww3-fxvq-293j
PYSEC-2021-356
Downstream
DEBIAN-CVE-2021-3828
MGASA-2023-0302
UBUNTU-CVE-2021-3828
USN-5215-1
openSUSE-SU-2022:10040-1
openSUSE-SU-2024:11958-1
openSUSE-SU-2025:15099-1
Related
openSUSE-SU-2022:10040-1
openSUSE-SU-2024:11958-1
openSUSE-SU-2025:15099-1
Published
2021-09-27T13:15:07.993Z
Modified
2026-05-16T04:03:06.253932207Z
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
[none]
Details
nltk is vulnerable to Inefficient Regular Expression Complexity
References
https://github.com/nltk/nltk/commit/277711ab1dec729e626b27aab6fa35ea5efbd7e6
https://huntr.dev/bounties/d19aed43-75bc-4a03-91a0-4d0bb516bc32
Affected packages
CVE-2021-3828 - OSV