How severe is CVE-2010-4570?

CVE-2010-4570 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2010-4570 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-4570?

CVE-2010-4570 primarily affects Mozilla Bugzilla. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-4570?

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

When was CVE-2010-4570 published?

CVE-2010-4570 was published on 2011-01-28 and last updated on 2026-06-16.

CVE-2010-4570

CVE-2010-4570 is a medium-severity vulnerability in Mozilla Bugzilla 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. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Mozilla Bugzilla
Published: 2011-01-28
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in the duplicate-detection functionality in Bugzilla 3.7.1, 3.7.2, 3.7.3, and 4.0rc1 allows remote attackers to inject arbitrary web script or HTML via the summary field, related to the DataTable widget in YUI.

Frequently asked questions

What is CVE-2010-4570?: Cross-site scripting (XSS) vulnerability in the duplicate-detection functionality in Bugzilla 3.7.1, 3.7.2, 3.7.3, and 4.0rc1 allows remote attackers to inject arbitrary web script or HTML via the summary field, related to the DataTable widget in YUI.
How severe is CVE-2010-4570?: CVE-2010-4570 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2010-4570 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-4570?: CVE-2010-4570 primarily affects Mozilla Bugzilla. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-4570?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2010-4570 published?: CVE-2010-4570 was published on 2011-01-28 and last updated on 2026-06-16.

References

Affected products (4)

cpe:2.3:a:mozilla:bugzilla:3.7.1:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.7.2:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:3.7.3:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:bugzilla:4.0:rc1:*:*:*:*:*:*

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