How severe is CVE-2008-4401?

CVE-2008-4401 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2008-4401 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-4401?

CVE-2008-4401 primarily affects Adobe Flash Player. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-4401?

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-2008-4401 published?

CVE-2008-4401 was published on 2008-10-17 and last updated on 2026-06-16.

CVE-2008-4401

CVE-2008-4401 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. The underlying weakness is classified as CWE-264.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 7% (94th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Adobe Flash Player
Published: 2008-10-17
Last modified: 2026-06-16

Description

ActionScript in Adobe Flash Player 9.0.124.0 and earlier does not require user interaction in conjunction with (1) the FileReference.browse operation in the FileReference upload API or (2) the FileReference.download operation in the FileReference download API, which allows remote attackers to create a browse dialog box, and possibly have unspecified other impact, via an SWF file.

Frequently asked questions

What is CVE-2008-4401?: ActionScript in Adobe Flash Player 9.0.124.0 and earlier does not require user interaction in conjunction with (1) the FileReference.browse operation in the FileReference upload API or (2) the FileReference.download operation in the FileReference download API, which allows remote attackers to create a browse dialog box, and possibly have unspecified other impact, via an SWF file.
How severe is CVE-2008-4401?: CVE-2008-4401 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2008-4401 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-4401?: CVE-2008-4401 primarily affects Adobe Flash Player. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-4401?: 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-2008-4401 published?: CVE-2008-4401 was published on 2008-10-17 and last updated on 2026-06-16.

References

Affected products (20)

cpe:2.3:a:adobe:flash_player:*:*:*:*:*:*:*:*
cpe:2.3:a:adobe:flash_player:7.0:*:*:*:*:*:*:*
cpe:2.3:a:adobe:flash_player:7.0.1:*:*:*:*:*:*:*
cpe:2.3:a:adobe:flash_player:7.0.25:*:*:*:*:*:*:*
cpe:2.3:a:adobe:flash_player:7.0.63:*:*:*:*:*:*:*
cpe:2.3:a:adobe:flash_player:7.0.69.0:*:*:*:*:*:*:*
cpe:2.3:a:adobe:flash_player:7.0.70.0:*:*:*:*:*:*:*
cpe:2.3:a:adobe:flash_player:7.0_r67:*:*:*:*:*:*:*
cpe:2.3:a:adobe:flash_player:7.1:*:*:*:*:*:*:*
cpe:2.3:a:adobe:flash_player:7.1.1:*:*:*:*:*:*:*
cpe:2.3:a:adobe:flash_player:7.2:*:*:*:*:*:*:*
cpe:2.3:a:adobe:flash_player:8.0:*:*:*:*:*:*:*
cpe:2.3:a:adobe:flash_player:8.0.24.0:*:*:*:*:*:*:*
cpe:2.3:a:adobe:flash_player:8.0.34.0:*:*:*:*:*:*:*
cpe:2.3:a:adobe:flash_player:8.0.35.0:*:*:*:*:*:*:*
cpe:2.3:a:adobe:flash_player:8.0.39.0:*:*:*:*:*:*:*
cpe:2.3:a:adobe:flash_player:9.0:*:*:*:*:*:*:*
cpe:2.3:a:adobe:flash_player:9.0.112.0:*:*:*:*:*:*:*
cpe:2.3:a:adobe:flash_player:9.0.114.0:*:*:*:*:*:*:*
cpe:2.3:a:adobe:flash_player:9.0.115.0:*:*:*:*:*:*:*

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