Is CVE-2015-7621 in the CISA KEV catalog?

No. CVE-2015-7621 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2015-7621?

CVE-2015-7621 has a CVSS v2 base score of 6.8 (MEDIUM).

What is the EPSS score for CVE-2015-7621?

CVE-2015-7621 has an EPSS score of 6.37% (93th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2015-7621?

Upgrade Adobe Acrobat Reader (32-bit) to 15.006.30094 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2015-7621

MEDIUMEPSS 93th pctl

6.8

CVSS v2

NVD

Description

Use-after-free vulnerability in Adobe Reader and Acrobat 10.x before 10.1.16 and 11.x before 11.0.13, Acrobat and Acrobat Reader DC Classic before 2015.006.30094, and Acrobat and Acrobat Reader DC Continuous before 2015.009.20069 on Windows and OS X allows attackers to execute arbitrary code via a crafted U3D object, a different vulnerability than CVE-2015-5586, CVE-2015-6683, CVE-2015-6684, CVE-2015-6687, CVE-2015-6688, CVE-2015-6689, CVE-2015-6690, CVE-2015-6691, CVE-2015-7615, and CVE-2015-7617.

CWE-416Use After Free

How to fix

Remediation Available

Adobe Acrobat Reader (32-bit)Windows application

Affected:15.006.30060 15.006.30094Fixed in:15.006.30094

Affected:15.008.20082 15.009.20069Fixed in:15.009.20069

Adobe Acrobat Reader (64-bit)Windows application

Affected:15.008.20082 15.009.20069Fixed in:15.009.20069

Affected:15.006.30060 15.006.30094Fixed in:15.006.30094

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

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

6.37%probability of exploitation in 30 days

93rdpercentile

High risk: more likely to be exploited than 93% of all known CVEs.

References

Patch1

helpx.adobe.com

Third-Party Advisory2

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 2026-05-06.