CVE-2026-18401

jackson-annotations: Number Length Constraint Bypass in Async Parser Can Lead to Potential Processing Time Issues

CVE-2026-18401 is fixed in 5 products on 1 platform, first by ALAS2023-2026-2067, released August 17, 2026. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
n/a
important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0041
35th percentile

Number Length Constraint Bypass in Async Parser Can Lead to Potential Processing Time Issues

Where it's fixed

ProductFixed inFixReleased
Linux
jackson-annotations · opensuse-leap 16.0 2.18.11-160000.1.1 OPENSUSE-SU-2026:22034-1 Oct 6, 2026
jackson-annotations · sles 15.6 2.18.11-150200.3.28.1 SUSE-SU-2026:4394-1 Sep 29, 2026
jackson-annotations · sles 15.7 2.18.11-150200.3.28.1 SUSE-SU-2026:4394-1 Sep 29, 2026
jackson-annotations · sles 16.0 2.18.11-160000.1.1 SUSE-SU-2026:24149-1 Oct 6, 2026
jackson-core · amzn 2023 2.21.5-2.amzn2023.0.1 ALAS2023-2026-2067 Aug 17, 2026
jackson-core · opensuse-leap 16.0 2.18.11-160000.1.1 OPENSUSE-SU-2026:22034-1 Oct 6, 2026
jackson-core · sles 15.6 2.18.11-150200.3.30.1 SUSE-SU-2026:4394-1 Sep 29, 2026
jackson-core · sles 15.7 2.18.11-150200.3.30.1 SUSE-SU-2026:4394-1 Sep 29, 2026
jackson-core · sles 16.0 2.18.11-160000.1.1 SUSE-SU-2026:24149-1 Oct 6, 2026
jackson-databind · opensuse-leap 16.0 2.18.11-160000.1.1 OPENSUSE-SU-2026:22034-1 Oct 6, 2026
jackson-databind · sles 15.6 2.18.11-150200.3.36.1 SUSE-SU-2026:4394-1 Sep 29, 2026
jackson-databind · sles 15.7 2.18.11-150200.3.36.1 SUSE-SU-2026:4394-1 Sep 29, 2026
jackson-databind · sles 16.0 2.18.11-160000.1.1 SUSE-SU-2026:24149-1 Oct 6, 2026
jackson-dataformat-xml · sles 15.6 2.18.11-150200.5.8.1 SUSE-SU-2026:4394-1 Sep 29, 2026
jackson-dataformat-xml · sles 15.7 2.18.11-150200.5.8.1 SUSE-SU-2026:4394-1 Sep 29, 2026
jackson-dataformats-binary · sles 15.6 2.18.11-150200.3.29.1 SUSE-SU-2026:4394-1 Sep 29, 2026
jackson-dataformats-binary · sles 15.7 2.18.11-150200.3.29.1 SUSE-SU-2026:4394-1 Sep 29, 2026

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