How severe is CVE-2006-3174?

CVE-2006-3174 has a CVSS 2.0 base score of 2.6, rated low severity.

Is CVE-2006-3174 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-3174?

CVE-2006-3174 affects Squirrelmail. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2006-3174?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2006-3174 published?

CVE-2006-3174 was published on 2006-06-23 and last updated on 2026-06-16.

CVE-2006-3174

CVE-2006-3174 is a low-severity vulnerability in Squirrelmail with a CVSS 2.0 base score of 2.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Low (CVSS 2.0 base score 2.6)
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Squirrelmail
Published: 2006-06-23
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in search.php in SquirrelMail 1.5.1 and earlier, when register_globals is enabled, allows remote attackers to inject arbitrary HTML via the mailbox parameter.

Frequently asked questions

What is CVE-2006-3174?: Cross-site scripting (XSS) vulnerability in search.php in SquirrelMail 1.5.1 and earlier, when register_globals is enabled, allows remote attackers to inject arbitrary HTML via the mailbox parameter.
How severe is CVE-2006-3174?: CVE-2006-3174 has a CVSS 2.0 base score of 2.6, rated low severity.
Is CVE-2006-3174 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-3174?: CVE-2006-3174 affects Squirrelmail. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2006-3174?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-3174 published?: CVE-2006-3174 was published on 2006-06-23 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:squirrelmail:squirrelmail:*:*:*:*:*:*:*:*

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Threat intelligence

Threat-intel indicators referencing this CVE:

171.100.156.38 (ipv4-addr)