CVE-2019-11835

CRITICALNVD 9.89.8—

9.8

cJSON before 1.7.11 allows out-of-bounds access, related to multiline comments.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 70.7%
KEV: Not listed

Published

May 9, 2019

Last Modified

July 22, 2025

Advisory Details (3)

Auto-updated May 27, 2026

Patch available. Sources: github_release.

github_release Patch Available

1.7.11

Patch available: DaveGamble/cJSON v1.7.11

https://github.com/DaveGamble/cJSON/releases/tag/v1.7.11

generic

cJSON_Minify cross-border read&write 2 · Issue #338 · DaveGamble/cJSON · GitHub

https://github.com/DaveGamble/cJSON/issues/338

generic

Comparing c69134d...93688cb · DaveGamble/cJSON · GitHub

https://github.com/DaveGamble/cJSON/compare/c69134d...93688cb

Weakness Classification(3)

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

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Microsoft MSRCCVE-2019-118352024-06-30
cJSON before 1.7.11 allows out-of-bounds access related to multiline comments.

Data Freshness Timeline

(refreshed 10× in last 7d / 20× 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.

2026-06-04 13:10 UTCepss_batch
2026-06-04 13:10 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 19:48 UTCEG score recompute
2026-05-27 19:48 UTCVendor advisory
2026-05-27 19:48 UTCGHSA enrichment
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-25 22:16 UTCOSV refresh

Frequently asked(5)

What is CVE-2019-11835?

CVE-2019-11835 is a critical vulnerability published on May 9, 2019. cJSON before 1.7.11 allows out-of-bounds access, related to multiline comments.

When was CVE-2019-11835 disclosed?

CVE-2019-11835 was first published in the National Vulnerability Database on May 9, 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-2019-11835 actively exploited?

CVE-2019-11835 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 70.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2019-11835?

CVE-2019-11835 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2019-11835?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-11835, 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-2019-11835

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CVE-2019-11835

Published

Last Modified

Advisory Details (3)

1.7.11

cJSON_Minify cross-border read&write 2 · Issue #338 · DaveGamble/cJSON · GitHub

Comparing c69134d...93688cb · DaveGamble/cJSON · GitHub

Weakness Classification(3)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-11835?

Same vendor

Same CWE

CVE-2019-11835

📅 Published

🔄 Last Modified

📋 Advisory Details (3)

1.7.11

cJSON_Minify cross-border read&write 2 · Issue #338 · DaveGamble/cJSON · GitHub

Comparing c69134d...93688cb · DaveGamble/cJSON · GitHub

Weakness Classification(3)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-11835?

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Published

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Advisory Details (3)

Frequently asked(5)

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