How severe is CVE-2015-4377?

CVE-2015-4377 has a CVSS 2.0 base score of 2.1, rated low severity.

Is CVE-2015-4377 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-4377?

CVE-2015-4377 primarily affects Petition Project Petition. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-4377?

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

When was CVE-2015-4377 published?

CVE-2015-4377 was published on 2015-06-15 and last updated on 2026-06-17.

CVE-2015-4377

CVE-2015-4377 is a low-severity vulnerability in Petition Project Petition with a CVSS 2.0 base score of 2.1. 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: Low (CVSS 2.0 base score 2.1)
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Petition Project Petition
Published: 2015-06-15
Last modified: 2026-06-17

Description

Cross-site scripting (XSS) vulnerability in unspecified administration pages in the Petition module 6.x-1.x before 6.x-1.3 for Drupal allows remote authenticated users with the "create petition" permission to inject arbitrary web script or HTML via unknown vectors.

Frequently asked questions

What is CVE-2015-4377?: Cross-site scripting (XSS) vulnerability in unspecified administration pages in the Petition module 6.x-1.x before 6.x-1.3 for Drupal allows remote authenticated users with the "create petition" permission to inject arbitrary web script or HTML via unknown vectors.
How severe is CVE-2015-4377?: CVE-2015-4377 has a CVSS 2.0 base score of 2.1, rated low severity.
Is CVE-2015-4377 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-4377?: CVE-2015-4377 primarily affects Petition Project Petition. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-4377?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-4377 published?: CVE-2015-4377 was published on 2015-06-15 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:petition_project:petition:6.x-1.0:*:*:*:*:drupal:*:*
cpe:2.3:a:petition_project:petition:6.x-1.1:*:*:*:*:drupal:*:*
cpe:2.3:a:petition_project:petition:6.x-1.2:*:*:*:*:drupal:*:*

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