How severe is CVE-2021-24264?

CVE-2021-24264 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-24264 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-24264?

CVE-2021-24264 affects Blocksera Image Hover Effects. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-24264?

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

When was CVE-2021-24264 published?

CVE-2021-24264 was published on 2021-05-05 and last updated on 2026-06-17.

CVE-2021-24264

CVE-2021-24264 is a medium-severity vulnerability in Blocksera Image Hover Effects with a CVSS 3.x base score of 5.4. 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 3.x base score 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Blocksera Image Hover Effects
Published: 2021-05-05
Last modified: 2026-06-17

Description

The “Image Hover Effects – Elementor Addon” WordPress Plugin before 1.3.4 has a widget that is vulnerable to stored Cross-Site Scripting (XSS) by lower-privileged users such as contributors, all via a similar method.

Frequently asked questions

What is CVE-2021-24264?: The “Image Hover Effects – Elementor Addon” WordPress Plugin before 1.3.4 has a widget that is vulnerable to stored Cross-Site Scripting (XSS) by lower-privileged users such as contributors, all via a similar method.
How severe is CVE-2021-24264?: CVE-2021-24264 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-24264 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-24264?: CVE-2021-24264 affects Blocksera Image Hover Effects. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-24264?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-24264 published?: CVE-2021-24264 was published on 2021-05-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:blocksera:image_hover_effects:*:*:*:*:*:wordpress:*:*

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