How severe is CVE-2013-4899?

CVE-2013-4899 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2013-4899 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-4899?

CVE-2013-4899 primarily affects Twilightcms Twilight Cms. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-4899?

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

When was CVE-2013-4899 published?

CVE-2013-4899 was published on 2013-09-09 and last updated on 2026-06-16.

CVE-2013-4899

CVE-2013-4899 is a medium-severity vulnerability in Twilightcms Twilight Cms 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: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Twilightcms Twilight Cms
Published: 2013-09-09
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in Twilight CMS 5.17 and possibly earlier allows remote attackers to inject arbitrary web script or HTML via the PATH_INFO to the gallery/ page.

Frequently asked questions

What is CVE-2013-4899?: Cross-site scripting (XSS) vulnerability in Twilight CMS 5.17 and possibly earlier allows remote attackers to inject arbitrary web script or HTML via the PATH_INFO to the gallery/ page.
How severe is CVE-2013-4899?: CVE-2013-4899 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2013-4899 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-4899?: CVE-2013-4899 primarily affects Twilightcms Twilight Cms. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-4899?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-4899 published?: CVE-2013-4899 was published on 2013-09-09 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:twilightcms:twilight_cms:*:*:*:en:*:*:*:*
cpe:2.3:a:twilightcms:twilight_cms:*:*:*:ru:*:*:*:*

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