How severe is CVE-2021-24635?

CVE-2021-24635 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 no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-24635 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-24635?

CVE-2021-24635 affects Bootstrapped Visual Link Preview. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-24635?

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

When was CVE-2021-24635 published?

CVE-2021-24635 was published on 2021-09-20 and last updated on 2026-06-17.

CVE-2021-24635

CVE-2021-24635 is a medium-severity vulnerability in Bootstrapped Visual Link Preview 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
CVSS v2: 5.5
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Bootstrapped Visual Link Preview
Published: 2021-09-20
Last modified: 2026-06-17

Description

The Visual Link Preview WordPress plugin before 2.2.3 does not enforce authorisation on several AJAX actions and has the CSRF nonce displayed for all authenticated users, allowing any authenticated user (such as subscriber) to call them and 1) Get and search through title and content of Draft post, 2) Get title of a password-protected post as well as 3) Upload an image from an URL

Frequently asked questions

What is CVE-2021-24635?: The Visual Link Preview WordPress plugin before 2.2.3 does not enforce authorisation on several AJAX actions and has the CSRF nonce displayed for all authenticated users, allowing any authenticated user (such as subscriber) to call them and 1) Get and search through title and content of Draft post, 2) Get title of a password-protected post as well as 3) Upload an image from an URL
How severe is CVE-2021-24635?: CVE-2021-24635 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 no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-24635 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-24635?: CVE-2021-24635 affects Bootstrapped Visual Link Preview. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-24635?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-24635 published?: CVE-2021-24635 was published on 2021-09-20 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/854b23d9-e3f8-4835-8d29-140c580f11c9

Affected products (1)

cpe:2.3:a:bootstrapped:visual_link_preview:*:*:*:*:*:wordpress:*:*

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