How severe is CVE-2007-6731?

CVE-2007-6731 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2007-6731 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 14% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-6731?

CVE-2007-6731 primarily affects Claudio Matsuoka Extended Module Player. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2007-6731?

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-2007-6731 published?

CVE-2007-6731 was published on 2009-09-13 and last updated on 2026-06-16.

CVE-2007-6731

CVE-2007-6731 is a critical-severity vulnerability in Claudio Matsuoka Extended Module Player with a CVSS 2.0 base score of 10.0. Its EPSS exploit-prediction score of 14% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-94.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 14% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Claudio Matsuoka Extended Module Player
Published: 2009-09-13
Last modified: 2026-06-16

Description

Extended Module Player (XMP) 2.5.1 and earlier allow remote attackers to execute arbitrary code via an OXM file with a negative value, which bypasses a check in (1) test_oxm and (2) decrunch_oxm functions in misc/oxm.c, leading to a buffer overflow.

Frequently asked questions

What is CVE-2007-6731?: Extended Module Player (XMP) 2.5.1 and earlier allow remote attackers to execute arbitrary code via an OXM file with a negative value, which bypasses a check in (1) test_oxm and (2) decrunch_oxm functions in misc/oxm.c, leading to a buffer overflow.
How severe is CVE-2007-6731?: CVE-2007-6731 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2007-6731 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 14% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-6731?: CVE-2007-6731 primarily affects Claudio Matsuoka Extended Module Player. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2007-6731?: 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-2007-6731 published?: CVE-2007-6731 was published on 2009-09-13 and last updated on 2026-06-16.

References

Affected products (9)

cpe:2.3:a:claudio_matsuoka:extended_module_player:*:*:*:*:*:*:*:*
cpe:2.3:a:claudio_matsuoka:extended_module_player:2.2.0:*:*:*:*:*:*:*
cpe:2.3:a:claudio_matsuoka:extended_module_player:2.2.1:*:*:*:*:*:*:*
cpe:2.3:a:claudio_matsuoka:extended_module_player:2.3.0:*:*:*:*:*:*:*
cpe:2.3:a:claudio_matsuoka:extended_module_player:2.3.1:*:*:*:*:*:*:*
cpe:2.3:a:claudio_matsuoka:extended_module_player:2.3.2:*:*:*:*:*:*:*
cpe:2.3:a:claudio_matsuoka:extended_module_player:2.4.0:*:*:*:*:*:*:*
cpe:2.3:a:claudio_matsuoka:extended_module_player:2.4.1:*:*:*:*:*:*:*
cpe:2.3:a:claudio_matsuoka:extended_module_player:2.5.0:*:*:*:*:*:*:*

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