CVE-2012-3530

CVE-2012-3530 is a medium-severity vulnerability in Typo3 with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Incomplete blacklist vulnerability in the t3lib_div::quoteJSvalue API function in TYPO3 4.5.x before 4.5.19, 4.6.x before 4.6.12 and 4.7.x before 4.7.4 allows remote attackers to conduct cross-site scripting (XSS) attacks via certain HTML5 JavaScript events.

Frequently asked questions

What is CVE-2012-3530?
Incomplete blacklist vulnerability in the t3lib_div::quoteJSvalue API function in TYPO3 4.5.x before 4.5.19, 4.6.x before 4.6.12 and 4.7.x before 4.7.4 allows remote attackers to conduct cross-site scripting (XSS) attacks via certain HTML5 JavaScript events.
How severe is CVE-2012-3530?
CVE-2012-3530 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2012-3530 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-2012-3530?
CVE-2012-3530 primarily affects Typo3. In total, 38 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-3530?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-3530 published?
CVE-2012-3530 was published on 2012-09-05 and last updated on 2026-06-16.

References

Affected products (38)

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