A vulnerability was found in java-json-tools jackson-coreutils 2.0. (CVE-2026-86511)
A medium severity vulnerability (CVE-2026-86511) exists in java-json-tools jackson-coreutils 2.0 affecting the BigDecimal.toPlainString function. This flaw can be remotely exploited to cause resource consumption, leading to a denial of service condition. No patch or official fix has been released yet, and the project has not responded to the issue report. Exploit details are publicly available, but no known active exploitation in the wild has been reported.
AI Analysis
Technical Summary
CVE-2026-86511 is a resource consumption vulnerability in the BigDecimal.toPlainString function within the jackson-coreutils 2.0 library by java-json-tools. The vulnerability allows an unauthenticated remote attacker to manipulate input causing excessive resource usage, classified under CWE-400 (Uncontrolled Resource Consumption). The issue was responsibly disclosed but remains unaddressed by the maintainers. The CVSS 3.1 base score is 5.3 (medium), reflecting network attack vector, low complexity, no privileges or user interaction required, and impact limited to availability.
Potential Impact
Successful exploitation results in resource exhaustion that can degrade or disrupt service availability. There is no impact on confidentiality or integrity. The vulnerability can be triggered remotely without authentication, increasing exposure risk. However, no active exploitation in the wild has been confirmed.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, consider limiting exposure of affected components to untrusted networks and monitor for unusual resource usage patterns related to BigDecimal.toPlainString processing.
A vulnerability was found in java-json-tools jackson-coreutils 2.0. (CVE-2026-86511)
Description
A medium severity vulnerability (CVE-2026-86511) exists in java-json-tools jackson-coreutils 2.0 affecting the BigDecimal.toPlainString function. This flaw can be remotely exploited to cause resource consumption, leading to a denial of service condition. No patch or official fix has been released yet, and the project has not responded to the issue report. Exploit details are publicly available, but no known active exploitation in the wild has been reported.
CVSS v3.1
Score 5.3medium
Affected software
pkg:maven/com.github.java-json-tools/jackson-coreutilsRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-86511 is a resource consumption vulnerability in the BigDecimal.toPlainString function within the jackson-coreutils 2.0 library by java-json-tools. The vulnerability allows an unauthenticated remote attacker to manipulate input causing excessive resource usage, classified under CWE-400 (Uncontrolled Resource Consumption). The issue was responsibly disclosed but remains unaddressed by the maintainers. The CVSS 3.1 base score is 5.3 (medium), reflecting network attack vector, low complexity, no privileges or user interaction required, and impact limited to availability.
Potential Impact
Successful exploitation results in resource exhaustion that can degrade or disrupt service availability. There is no impact on confidentiality or integrity. The vulnerability can be triggered remotely without authentication, increasing exposure risk. However, no active exploitation in the wild has been confirmed.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, consider limiting exposure of affected components to untrusted networks and monitor for unusual resource usage patterns related to BigDecimal.toPlainString processing.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-2m62-p72c-jpc9
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-86511"]
- Ecosystems
- []
- Database Specific Severity
- MODERATE
- Cvss Version
- 3.1
Threat ID: 6a9f9103acd9273b49ff22f8
Added to database: 09/08/2026, 04:37:23 UTC
Last enriched: 09/08/2026, 05:39:25 UTC
Last updated: 09/08/2026, 18:51:59 UTC
Views: 4
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