How severe is CVE-2025-53309?

CVE-2025-53309 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-2025-53309 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-53309?

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

Does CVE-2025-53309 have an EU (EUVD) identifier?

Yes. CVE-2025-53309 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-28506.

When was CVE-2025-53309 published?

CVE-2025-53309 was published on 2025-06-27 and last updated on 2026-06-17.

CVE-2025-53309

CVE-2025-53309 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-201.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (15th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-28506
Weakness: CWE-201
Published: 2025-06-27
Last modified: 2026-06-17

Description

Insertion of Sensitive Information Into Sent Data vulnerability in ZealousWeb Accept Stripe Payments Using Contact Form 7 accept-stripe-payments-using-contact-form-7 allows Retrieve Embedded Sensitive Data.This issue affects Accept Stripe Payments Using Contact Form 7: from n/a through <= 3.0.

Frequently asked questions

What is CVE-2025-53309?: Insertion of Sensitive Information Into Sent Data vulnerability in ZealousWeb Accept Stripe Payments Using Contact Form 7 accept-stripe-payments-using-contact-form-7 allows Retrieve Embedded Sensitive Data.This issue affects Accept Stripe Payments Using Contact Form 7: from n/a through <= 3.0.
How severe is CVE-2025-53309?: CVE-2025-53309 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-2025-53309 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-53309?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-53309 have an EU (EUVD) identifier?: Yes. CVE-2025-53309 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-28506.
When was CVE-2025-53309 published?: CVE-2025-53309 was published on 2025-06-27 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/accept-stripe-payments-using-contact-form-7/vulnerability/wordpress-accept-stripe-payments-using-contact-form-7-plugin-3-0-sensitive-data-exposure-vulnerability?_s_id=cve

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