CVEs / CVE-2018-4990

CVE-2018-4990: Adobe Acrobat and Reader Double Free Vulnerability

Known exploited in the CISA KEV catalog since 8 Jun 2022
high 8.8 CVSS 3.1 (NVD)
EPSS 35.9% chance of exploitation in the next 30 days, higher than 98% of CVEs (30 Oct 2026)
Last changed at its sources 17 Jun 2026

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Summary

Adobe Acrobat and Reader have a double free vulnerability that could lead to remote code execution.
CISA, Known Exploited Vulnerabilities catalog

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.
The CVE record, via NVD · published 9 Jul 2018 · NVD status: Analyzed

Affected and fixed versions

As stated by the CVE record (from the CNA)
Product	Affected	Fixed in
n/a Adobe Acrobat and Reader 2018.011.20038 and earlier, 2017.011.30079 and earlier, and 2015.006.30417 and earlier versions	Adobe Acrobat and Reader 2018.011.20038 and earlier, 2017.011.30079 and earlier, and 2015.006.30417 and earlier versions	—

Exploitation

In CISA KEV since	8 Jun 2022
Due date for US federal agencies	22 Jun 2022
Used in ransomware campaigns	Unknown
Required action	Apply updates per vendor instructions.

Severity

CVSS 3.1	8.8 high `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H` Scored by NVD
Weakness	CWE-415

References

CVE-2018-4990 on NVD
CVE-2018-4990 in the CISA KEV catalog
http://www.securityfocus.com/bid/104167 Broken Link, Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1040920 Broken Link, Third Party Advisory, VDB Entry
https://helpx.adobe.com/security/products/acrobat/apsb18-09.html Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-4990 Third Party Advisory, US Government Resource

Sources

Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.

This product uses data from the NVD API but is not endorsed or certified by the NVD.