How severe is CVE-2007-4396?

CVE-2007-4396 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2007-4396 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-4396?

CVE-2007-4396 affects Irssi. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-4396?

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-2007-4396 published?

CVE-2007-4396 was published on 2007-08-18 and last updated on 2026-06-16.

CVE-2007-4396

CVE-2007-4396 is a critical-severity vulnerability in Irssi 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.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 2% (81st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Irssi
Published: 2007-08-18
Last modified: 2026-06-16

Description

Multiple CRLF injection vulnerabilities in (1) ixmmsa.pl 0.3, (2) l33tmusic.pl 2.00, (3) mpg123.pl 0.01, (4) ogg123.pl 0.01, (5) xmms.pl 2.0, (6) xmms2.pl 1.1.3, and (7) xmmsinfo.pl 1.1.1.1 scripts for irssi before 0.8.11 allow user-assisted remote attackers to execute arbitrary IRC commands via CRLF sequences in the name of the song in a .mp3 file.

Frequently asked questions

What is CVE-2007-4396?: Multiple CRLF injection vulnerabilities in (1) ixmmsa.pl 0.3, (2) l33tmusic.pl 2.00, (3) mpg123.pl 0.01, (4) ogg123.pl 0.01, (5) xmms.pl 2.0, (6) xmms2.pl 1.1.3, and (7) xmmsinfo.pl 1.1.1.1 scripts for irssi before 0.8.11 allow user-assisted remote attackers to execute arbitrary IRC commands via CRLF sequences in the name of the song in a .mp3 file.
How severe is CVE-2007-4396?: CVE-2007-4396 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2007-4396 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-4396?: CVE-2007-4396 affects Irssi. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-4396?: 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-2007-4396 published?: CVE-2007-4396 was published on 2007-08-18 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:irssi:irssi:*:*:*:*:*:*:*:*

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