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Fencer Intel
high 7.5

GHSA-w3p6-xvp9-c78v json

Quadratic ReDoS in pymdownx.tilde and pymdownx.caret default smart processor

published 6d ago modified 6d ago

Unreviewed: the maintainers' own advisory

Published by the maintainers on their GitHub repository facelessuser/pymdown-extensions. GitHub has not reviewed it into the GitHub Advisory Database and no CVE record has reached us yet, so everything here comes from the maintainers alone. Read the full advisory on GitHub.

cvss
7.5
version 3.1, the maintainers
cisa kev
Not listed
not in CISA's catalog
epss
—
no score, EPSS covers CVEs only
public exploits
0
none known

Summary

Security advisory published by the maintainers of facelessuser/pymdown-extensions for pymdown-extensions: the maintainers' own advisory, not a reviewed GitHub Advisory Database entry. The full advisory is on GitHub.

Patch / fix

  • pypi pymdown-extensions 12.0

Is GHSA-w3p6-xvp9-c78v in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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CVSS scores

assigned by version score vector
the maintainers 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
pypi pymdown-extensions
>=10.13, <=11.0.1
12.0

Classification

Weakness
  • CWE-1333 Inefficient Regular Expression Complexity

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

The maintainers of facelessuser/pymdown-extensions published their own advisory on GitHub. Its facts and headline are shown here; the description stays on GitHub.