Description
A ReDoS issue was discovered in pygments/lexers/smithy.py in pygments through 2.15.0 via SmithyLexer.
References (7)
Core 7
Core References
Third Party Advisory
https://github.com/pygments/pygments/blob/master/pygments/lexers/smithy.py#L61
Exploit, Patch, Third Party Advisory
https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages-part-2/
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUZO4BQCIY2S2KZYHERQMKURB7AHXDBO/
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EZGMXALE3HSP4OXC7UUWIKX3OXKZDTY3/
Mailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/[email protected]/message/EZGMXALE3HSP4OXC7UUWIKX3OXKZDTY3/
Mailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/[email protected]/message/VUZO4BQCIY2S2KZYHERQMKURB7AHXDBO/
Scores
CVSS v3
5.5
EPSS
0.0006
EPSS Percentile
19.7%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-434
Status
published
Products (2)
pygments/pygments
< 2.15.0
pypi/Pygments
0 - 2.15.0PyPI
Published
Jul 19, 2023
Tracked Since
Feb 18, 2026