CVE-2016-10749

CRITICALNVD 9.89.8—

9.8

parse_string in cJSON.c in cJSON before 2016-10-02 has a buffer over-read, as demonstrated by a string that begins with a " character and ends with a \ character.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 67.8%
KEV: Not listed

Published

April 29, 2019

Last Modified

July 22, 2025

Advisory Details (3)

Auto-updated May 27, 2026

Patch available. Sources: github_commit.

generic

oss-security - CVE request: cJSON buffer out of bound read

https://www.openwall.com/lists/oss-security/2016/11/07/2

generic

cJSON buffer overflow with odd formatted JSON string · Issue #30 · DaveGamble/cJSON · GitHub

https://github.com/DaveGamble/cJSON/issues/30

github_commit Patch Available

commit 94df772485c9 (DaveGamble/cJSON)

Patch available: DaveGamble/cJSON v1.5.1 (contains commit 94df772485c9)

https://github.com/DaveGamble/cJSON/commit/94df772485c92866ca417d92137747b2e3b0a917

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-125Out-of-bounds Read

Data Freshness Timeline

(refreshed 8× in last 7d / 8× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-27 20:03 UTCEG score recompute
2026-05-27 20:03 UTCGHSA enrichment
2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-24 16:43 UTCepss_batch
2026-05-24 09:21 UTCOSV refresh

Frequently asked(5)

What is CVE-2016-10749?

CVE-2016-10749 is a critical vulnerability published on April 29, 2019. parse_string in cJSON.c in cJSON before 2016-10-02 has a buffer over-read, as demonstrated by a string that begins with a " character and ends with a \ character.

When was CVE-2016-10749 disclosed?

CVE-2016-10749 was first published in the National Vulnerability Database on April 29, 2019, with the most recent update on July 22, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2016-10749 actively exploited?

CVE-2016-10749 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 67.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2016-10749?

CVE-2016-10749 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2016-10749?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-10749, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2016-10749

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