CVE-2026-86511java-json-tools jackson-coreutils JacksonUtils.java BigDecimal.toPlainString resource consumption
Updated under an hour ago ()
Does this affect you?
It affects java-json-tools jackson-coreutils. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
Do this next
Free account, 1 product
A vulnerability was found in java-json-tools jackson-coreutils 2.0. Affected by this vulnerability is the function BigDecimal.toPlainString of the file src/main/java/com/github/fge/jackson/JacksonUtils.java. Performing a manipulation results in resource consumption. The attack may be initiated remotely. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.
- CVSS
- 5.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R
- Weakness (CWE)
- CWE-400, CWE-404
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- Sep 8, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
java-json-tools jackson-coreutils java-json-tools:jackson-coreutils | 2.0 | CNA record |
References
- https://vuldb.com/vuln/399664vdb-entry, technical-description
- https://vuldb.com/vuln/399664/ctisignature, permissions-required
- https://vuldb.com/cve/CVE-2026-86511third-party-advisory
- https://vuldb.com/submit/908322third-party-advisory
- https://github.com/java-json-tools/jackson-coreutils/issues/65exploit, issue-tracking
- https://github.com/java-json-tools/jackson-coreutils/product
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.