Is CVE-2019-1010239 in the CISA KEV catalog?

No. CVE-2019-1010239 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-1010239?

CVE-2019-1010239 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2019-1010239?

CVE-2019-1010239 has an EPSS score of 2.42% (82th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-1010239?

Upgrade cjson on debian 11 to 1.7.10-1 or later.

CVE & CISA-KEV Catalog

CVE-2019-1010239

HIGHEPSS 82th pctl

7.5

CVSS v3

NVD

Description

DaveGamble/cJSON cJSON 1.7.8 is affected by: Improper Check for Unusual or Exceptional Conditions. The impact is: Null dereference, so attack can cause denial of service. The component is: cJSON_GetObjectItemCaseSensitive() function. The attack vector is: crafted json file. The fixed version is: 1.7.9 and later.

CWE-476NULL Pointer Dereference CWE-754

How to fix

Remediation Available

cjsonDebian

Fixed in:1.7.10-1CVE-2019-1010239

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

2.42%probability of exploitation in 30 days

82ndpercentile

Elevated risk: more likely to be exploited than 82% of all known CVEs.

References

Patch2

Exploit1

github.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-07-22.