How severe is CVE-2007-6109?

CVE-2007-6109 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2007-6109 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-6109?

CVE-2007-6109 affects Gnu Emacs. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-6109?

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-2007-6109 published?

CVE-2007-6109 was published on 2007-12-07 and last updated on 2026-06-16.

CVE-2007-6109

CVE-2007-6109 is a critical-severity vulnerability in Gnu Emacs 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-119.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Gnu Emacs
Published: 2007-12-07
Last modified: 2026-06-16

Description

Stack-based buffer overflow in emacs allows user-assisted attackers to cause a denial of service (application crash) and possibly have unspecified other impact via a large precision value in an integer format string specifier to the format function, as demonstrated via a certain "emacs -batch -eval" command line.

Frequently asked questions

What is CVE-2007-6109?: Stack-based buffer overflow in emacs allows user-assisted attackers to cause a denial of service (application crash) and possibly have unspecified other impact via a large precision value in an integer format string specifier to the format function, as demonstrated via a certain "emacs -batch -eval" command line.
How severe is CVE-2007-6109?: CVE-2007-6109 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2007-6109 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-6109?: CVE-2007-6109 affects Gnu Emacs. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-6109?: 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-2007-6109 published?: CVE-2007-6109 was published on 2007-12-07 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:gnu:emacs:*:*:*:*:*:*:*:*

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