How severe is CVE-2010-3717?

CVE-2010-3717 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2010-3717 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-3717?

CVE-2010-3717 primarily affects Typo3. In total, 26 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-3717?

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

When was CVE-2010-3717 published?

CVE-2010-3717 was published on 2010-10-25 and last updated on 2026-06-16.

CVE-2010-3717

CVE-2010-3717 is a medium-severity vulnerability in Typo3 with a CVSS 2.0 base score of 5.0. 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-264.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 1% (70th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Typo3
Published: 2010-10-25
Last modified: 2026-06-16

Description

The t3lib_div::validEmail function in TYPO3 4.2.x before 4.2.15, 4.3.x before 4.3.7, and 4.4.x before 4.4.4 does not properly restrict input to filter_var FILTER_VALIDATE_EMAIL operations in PHP, which allows remote attackers to cause a denial of service (memory consumption and application crash) via a long e-mail address string, a related issue to CVE-2010-3710.

Frequently asked questions

What is CVE-2010-3717?: The t3lib_div::validEmail function in TYPO3 4.2.x before 4.2.15, 4.3.x before 4.3.7, and 4.4.x before 4.4.4 does not properly restrict input to filter_var FILTER_VALIDATE_EMAIL operations in PHP, which allows remote attackers to cause a denial of service (memory consumption and application crash) via a long e-mail address string, a related issue to CVE-2010-3710.
How severe is CVE-2010-3717?: CVE-2010-3717 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2010-3717 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (70th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-3717?: CVE-2010-3717 primarily affects Typo3. In total, 26 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-3717?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2010-3717 published?: CVE-2010-3717 was published on 2010-10-25 and last updated on 2026-06-16.

References

Affected products (26)

cpe:2.3:a:typo3:typo3:4.2.0:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.2.1:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.2.2:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.2.3:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.2.4:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.2.5:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.2.6:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.2.7:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.2.8:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.2.9:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.2.10:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.2.11:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.2.12:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.2.13:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.2.14:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.3.0:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.3.1:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.3.2:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.3.3:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.3.4:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.3.5:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.3.6:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.4:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.4.1:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.4.2:*:*:*:*:*:*:*
cpe:2.3:a:typo3:typo3:4.4.3:*:*:*:*:*:*:*

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