How severe is CVE-2007-4599?

CVE-2007-4599 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2007-4599 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-4599?

CVE-2007-4599 primarily affects Realnetworks Realone Player. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2007-4599?

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-2007-4599 published?

CVE-2007-4599 was published on 2007-10-31 and last updated on 2026-06-16.

CVE-2007-4599

CVE-2007-4599 is a critical-severity vulnerability in Realnetworks Realone Player with a CVSS 2.0 base score of 9.3. 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-119.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 8% (94th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Realnetworks Realone Player
Published: 2007-10-31
Last modified: 2026-06-16

Description

Stack-based buffer overflow in RealNetworks RealPlayer 10 and possibly 10.5, and RealOne Player 1 and 2, for Windows allows remote attackers to execute arbitrary code via a crafted playlist (PLS) file.

Frequently asked questions

What is CVE-2007-4599?: Stack-based buffer overflow in RealNetworks RealPlayer 10 and possibly 10.5, and RealOne Player 1 and 2, for Windows allows remote attackers to execute arbitrary code via a crafted playlist (PLS) file.
How severe is CVE-2007-4599?: CVE-2007-4599 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2007-4599 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-4599?: CVE-2007-4599 primarily affects Realnetworks Realone Player. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2007-4599?: 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-2007-4599 published?: CVE-2007-4599 was published on 2007-10-31 and last updated on 2026-06-16.

References

Affected products (7)

cpe:2.3:a:realnetworks:realone_player:1.0:*:windows:en:*:*:*:*
cpe:2.3:a:realnetworks:realone_player:2.0:*:windows:*:*:*:*:*
cpe:2.3:a:realnetworks:realplayer:10.0:*:windows:*:*:*:*:*
cpe:2.3:a:realnetworks:realplayer:10.5:6.0.12.1040:windows:*:*:*:*:*
cpe:2.3:a:realnetworks:realplayer:10.5:6.0.12.1578:windows:*:*:*:*:*
cpe:2.3:a:realnetworks:realplayer:10.5:6.0.12.1698:windows:*:*:*:*:*
cpe:2.3:a:realnetworks:realplayer:10.5:6.0.12.1741:windows:*:*:*:*:*

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