How severe is CVE-2011-4907?

CVE-2011-4907 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2011-4907 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-4907?

CVE-2011-4907 affects Joomla Joomla!. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2011-4907?

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

When was CVE-2011-4907 published?

CVE-2011-4907 was published on 2020-01-15 and last updated on 2026-06-16.

CVE-2011-4907

CVE-2011-4907 is a medium-severity vulnerability in Joomla Joomla! with a CVSS 3.x base score of 5.3. 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-434.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Joomla Joomla!
Published: 2020-01-15
Last modified: 2026-06-16

Description

Joomla! 1.5x through 1.5.12: Missing JEXEC Check

Frequently asked questions

What is CVE-2011-4907?: Joomla! 1.5x through 1.5.12: Missing JEXEC Check
How severe is CVE-2011-4907?: CVE-2011-4907 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2011-4907 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-4907?: CVE-2011-4907 affects Joomla Joomla!. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-4907?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-4907 published?: CVE-2011-4907 was published on 2020-01-15 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:*

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