How severe is CVE-2010-2866?

CVE-2010-2866 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2010-2866 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 13% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-2866?

CVE-2010-2866 primarily affects Adobe Shockwave Player. In total, 40 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-2866?

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-2010-2866 published?

CVE-2010-2866 was published on 2010-08-26 and last updated on 2026-06-16.

CVE-2010-2866

CVE-2010-2866 is a critical-severity vulnerability in Adobe Shockwave Player with a CVSS 2.0 base score of 9.3. Its EPSS exploit-prediction score of 13% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-189.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 13% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-189
Affected product: Adobe Shockwave Player
Published: 2010-08-26
Last modified: 2026-06-16

Description

Integer signedness error in the DIRAPI module in Adobe Shockwave Player before 11.5.8.612 allows remote attackers to cause a denial of service (memory corruption) or execute arbitrary code via a count value associated with an "undocumented structure" and the tSAC chunk in a Director movie.

Frequently asked questions

What is CVE-2010-2866?: Integer signedness error in the DIRAPI module in Adobe Shockwave Player before 11.5.8.612 allows remote attackers to cause a denial of service (memory corruption) or execute arbitrary code via a count value associated with an "undocumented structure" and the tSAC chunk in a Director movie.
How severe is CVE-2010-2866?: CVE-2010-2866 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2010-2866 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 13% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-2866?: CVE-2010-2866 primarily affects Adobe Shockwave Player. In total, 40 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-2866?: 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-2010-2866 published?: CVE-2010-2866 was published on 2010-08-26 and last updated on 2026-06-16.

References

Affected products (40)

cpe:2.3:a:adobe:shockwave_player:*:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:1.0:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:2.0:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:3.0:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:4.0:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:5.0:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:6.0:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:8.0:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:8.0.196:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:8.0.196a:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:8.0.204:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:8.0.205:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:8.5.1:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:8.5.1.100:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:8.5.1.103:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:8.5.1.105:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:8.5.1.106:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:8.5.321:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:8.5.323:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:8.5.324:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:8.5.325:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:9:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:9.0.383:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:9.0.432:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:10.0.0.210:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:10.0.1.004:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:10.1.0.11:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:10.1.0.011:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:10.1.1.016:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:10.1.4.020:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:10.2.0.021:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:10.2.0.022:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:10.2.0.023:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:11.0.0.456:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:11.0.3.471:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:11.5.0.595:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:11.5.0.596:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:11.5.1.601:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:11.5.2.602:*:*:*:*:*:*:*
cpe:2.3:a:adobe:shockwave_player:11.5.6.606:*:*:*:*:*:*:*

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