Is CVE-2018-4990 in the CISA KEV catalog?

Yes. CVE-2018-4990 is on the CISA Known Exploited Vulnerabilities list, added 2022-06-08.

What is the CVSS severity of CVE-2018-4990?

CVE-2018-4990 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2018-4990?

CVE-2018-4990 has an EPSS score of 40.54% (98th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2018-4990

HIGHCISA KEVEPSS 98th pctl

8.8

CVSS v3

NVD

Description

Adobe Acrobat and Reader versions 2018.011.20038 and earlier, 2017.011.30079 and earlier, and 2015.006.30417 and earlier have a Double Free vulnerability. Successful exploitation could lead to arbitrary code execution in the context of the current user.

CWE-415

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

40.54%probability of exploitation in 30 days

98thpercentile

Very high risk: more likely to be exploited than 98% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Adobe Acrobat and Reader Double Free Vulnerability

Adobe Acrobat and Reader have a double free vulnerability that could lead to remote code execution.

Apply updates per vendor instructions.

Remediation due: 2022-06-22

References

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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 2025-10-23.