CVE-2015-3103

CVE-2015-3103 is a critical-severity vulnerability in Adobe Flash Player with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Use-after-free vulnerability in Adobe Flash Player before 13.0.0.292 and 14.x through 18.x before 18.0.0.160 on Windows and OS X and before 11.2.202.466 on Linux, Adobe AIR before 18.0.0.144 on Windows and before 18.0.0.143 on OS X and Android, Adobe AIR SDK before 18.0.0.144 on Windows and before 18.0.0.143 on OS X, and Adobe AIR SDK & Compiler before 18.0.0.144 on Windows and before 18.0.0.143 on OS X allows attackers to execute arbitrary code via unspecified vectors, a different vulnerability than CVE-2015-3106 and CVE-2015-3107.

Frequently asked questions

What is CVE-2015-3103?
Use-after-free vulnerability in Adobe Flash Player before 13.0.0.292 and 14.x through 18.x before 18.0.0.160 on Windows and OS X and before 11.2.202.466 on Linux, Adobe AIR before 18.0.0.144 on Windows and before 18.0.0.143 on OS X and Android, Adobe AIR SDK before 18.0.0.144 on Windows and before 18.0.0.143 on OS X, and Adobe AIR SDK & Compiler before 18.0.0.144 on Windows and before 18.0.0.143 on OS X allows attackers to execute arbitrary code via unspecified vectors, a different vulnerability than CVE-2015-3106 and CVE-2015-3107.
How severe is CVE-2015-3103?
CVE-2015-3103 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2015-3103 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-3103?
CVE-2015-3103 primarily affects Adobe Flash Player. In total, 22 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-3103?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2015-3103 published?
CVE-2015-3103 was published on 2015-06-10 and last updated on 2026-06-17.

References

Affected products (22)

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