How severe is CVE-2024-30540?

CVE-2024-30540 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-2024-30540 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-30540?

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

Does CVE-2024-30540 have an EU (EUVD) identifier?

Yes. CVE-2024-30540 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-28460.

When was CVE-2024-30540 published?

CVE-2024-30540 was published on 2024-05-17 and last updated on 2026-06-17.

CVE-2024-30540

CVE-2024-30540 is a medium-severity vulnerability 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-804.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-28460
Weakness: CWE-804
Published: 2024-05-17
Last modified: 2026-06-17

Description

Guessable CAPTCHA vulnerability in Guido VS Contact Form allows Functionality Bypass.This issue affects VS Contact Form: from n/a through 14.7.

Frequently asked questions

What is CVE-2024-30540?: Guessable CAPTCHA vulnerability in Guido VS Contact Form allows Functionality Bypass.This issue affects VS Contact Form: from n/a through 14.7.
How severe is CVE-2024-30540?: CVE-2024-30540 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-2024-30540 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-30540?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-30540 have an EU (EUVD) identifier?: Yes. CVE-2024-30540 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-28460.
When was CVE-2024-30540 published?: CVE-2024-30540 was published on 2024-05-17 and last updated on 2026-06-17.

References

https://patchstack.com/database/vulnerability/very-simple-contact-form/wordpress-vs-contact-form-plugin-14-7-sum-captcha-bypass-vulnerability?_s_id=cve

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