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Fencer Intel
medium 5.3

CVE-2019-9658 json

Moderate severity vulnerability that affects com.puppycrawl.tools:checkstyle

published 7y ago modified 4mo ago also GHSA-gp32-7h29-rpxm , EUVD-2019-0381

cvss
5.3
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.6%
EPSS 3.6% chance of exploitation in 30 days, percentile 89%
public exploits
0
none known

Summary

Checkstyle before 8.18 loads external DTDs by default.

Patch / fix

  • maven com.puppycrawl.tools:checkstyle 8.18
  • checkstyle checkstyle 8.18
  • checkstyle Debian 14, Debian 13, Debian 12 8.26-1

debian advisories DEBIAN-CVE-2019-9658

Is CVE-2019-9658 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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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2019-9658 updated cvss 7.5

checkstyle: Loads external DTDs by default

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

3.58% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 5.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N
GitHub 3.0 5.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected packages

ecosystem package affected fixed in
maven com.puppycrawl.tools:checkstyle
<8.18
8.18

Classification

Weakness
  • CWE-611 Improper Restriction of XML External Entity Reference

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.