Is CVE-2015-0310 being actively exploited?

Yes. CVE-2015-0310 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added on May 25, 2022.

What is the CVSS score for CVE-2015-0310?

CVE-2015-0310 has a CVSS 3.1 base score of 7.8 (HIGH).

CVE-2015-0310

HIGH · CVSS 7.8CISA KEV: actively exploitedEPSS 15.1%EU EUVD: exploited

Adobe Flash Player before 13.0.0.262 and 14.x through 16.x before 16.0.0.287 on Windows and OS X and before 11.2.202.438 on Linux does not properly restrict discovery of memory addresses, which allows attackers to bypass the ASLR protection mechanism on Windows, and have an unspecified impact on other platforms, via unknown vectors, as exploited in the wild in January 2015.

Key facts

CVSS score: 7.8 (v3.1)
Severity: HIGH
CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-200
EPSS score: 15.1% (97th percentile)
In CISA KEV: Yes, added May 25, 2022
In EU EUVD: Yes (EUVD-2015-0323)
Published: January 23, 2015
NVD last modified: June 17, 2026
Status: Analyzed

CISA Known Exploited Vulnerability

Adobe Flash Player ASLR Bypass Vulnerability

Added to the KEV catalog on May 25, 2022; federal remediation due June 15, 2022.

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2015-0323 in the EU Vulnerability Database. ENISA flags it as known exploited. Last updated in EUVD on November 17, 2025.

View on the EU Vulnerability Database

Affected products

adobe / flash player
apple / mac os x
linux / linux kernel
microsoft / windows

References

http://helpx.adobe.com/security/products/flash-player/apsb15-02.html(Patch, Vendor Advisory)
http://secunia.com/advisories/62452(Broken Link)
http://secunia.com/advisories/62601(Broken Link)
http://secunia.com/advisories/62660(Broken Link)
http://secunia.com/advisories/62740(Broken Link)
http://security.gentoo.org/glsa/glsa-201502-02.xml(Third Party Advisory)
http://www.securityfocus.com/bid/72261(Broken Link, Third Party Advisory, VDB Entry)
http://www.securitytracker.com/id/1031609(Broken Link, Third Party Advisory, VDB Entry)
https://github.com/cisagov/vulnrichment/issues/196(Issue Tracking)
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-0310(US Government Resource)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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