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Fencer Vulns
medium 4.2

CVE-2019-10399 json

Sandbox bypass vulnerability in Jenkins Script Security Plugin

published 2019-09-12 7 y ago modified 2026-06-17 4 mo ago also GHSA-m26f-w3h5-62fj , EUVD-2022-4465

cvss
4.2
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 64%
public exploits
0
none known

Summary

A sandbox bypass vulnerability in Jenkins Script Security Plugin 1.62 and earlier related to the handling of property names in property expressions in increment and decrement expressions allowed attackers to execute arbitrary code in sandboxed scripts.

Patch / fix

  • maven org.jenkins-ci.plugins:script-security 1.63
  • jenkins-2-plugins openshift 4.1 4.1.1574872364-1.el7
  • jenkins-2-plugins openshift 3.11 3.11.1575261255-1.el7
  • jenkins-2-plugins openshift 4.2 4.2.1574873592-1.el7

red hat advisories RHSA-2019:4089RHSA-2019:4055RHSA-2019:4097

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-2019-10399 updated cvss 4.2

jenkins-script-security-plugin: handling of property names in property expressions in increment and decrement expressions allowed attackers to execute arbitrary code in sandboxed scripts

  • Red Hat OpenShift Container Platform 3.11 jenkins-2-plugins 3.11.1575261255-1.el7
    fixed: vendor fix RHSA-2019:4055
  • Red Hat OpenShift Container Platform 4.1 jenkins-2-plugins 4.1.1574872364-1.el7
    fixed: vendor fix RHSA-2019:4089
  • Red Hat OpenShift Container Platform 4.2 jenkins-2-plugins 4.2.1574873592-1.el7
    fixed: vendor fix RHSA-2019:4097

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

1.04% chance of exploitation in the next 30 days, higher than 64% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 4.2 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
NVD 2.0 4.9 AV:N/AC:M/Au:S/C:P/I:P/A:N
GitHub 3.1 4.2 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
maven org.jenkins-ci.plugins:script-security
<1.63
1.63

Affected products

  • Jenkins project Jenkins Script Security Plugin

References

Sources

Fencer Vulns 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.