Is CVE-2018-15982 in the CISA KEV catalog?

Yes. CVE-2018-15982 is on the CISA Known Exploited Vulnerabilities list, added 2022-02-15, and has known ransomware campaign use.

What is the CVSS severity of CVE-2018-15982?

CVE-2018-15982 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2018-15982?

CVE-2018-15982 has an EPSS score of 81.97% (100th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2018-15982?

CVE-2018-15982 affects an end-of-life product with no vendor fix. CISA advises disconnecting affected systems.

CVE & CISA-KEV Catalog

CVE-2018-15982

HIGHCISA KEVEPSS 100th pctl

7.8

CVSS v3

NVD

Description

Flash Player versions 31.0.0.153 and earlier, and 31.0.0.108 and earlier have a use after free vulnerability. Successful exploitation could lead to arbitrary code execution.

CWE-416Use After Free

How to fix

No fix available - end of life

This product no longer receives security updates. CISA advises disconnecting affected systems if still in use.

CISA required action: The impacted product is end-of-life and should be disconnected if still in use.

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

81.97%probability of exploitation in 30 days

100thpercentile

Very high risk: more likely to be exploited than 100% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Adobe Flash Player Use-After-Free Vulnerability

Adobe Flash Player com.adobe.tvsdk.mediacore.metadata Use After Free Vulnerability

The impacted product is end-of-life and should be disconnected if still in use.

Remediation due: 2022-08-15

Associated with ransomware campaigns

References

Patch1

helpx.adobe.com

Exploit1

exploit-db.com

Third-Party Advisory3

Issue Tracking1

github.com

Related Vulnerabilities

Other CWE-416 (Use After Free) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2019-0708	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-31166	Critical	9.8	100%	KEV	Fix
CVE-2015-5119	Critical	9.8	99%	KEV	-
CVE-2010-3962	High	8.1	97%	KEV	-
CVE-2015-0313	Critical	9.8	96%	KEV	Fix
CVE-2017-9798	High	7.5	95%	-	Fix

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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 2025-11-17.