How severe is CVE-2026-34891?

CVE-2026-34891 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-34891 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-34891?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-34891 have an EU (EUVD) identifier?

Yes. CVE-2026-34891 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36918.

When was CVE-2026-34891 published?

CVE-2026-34891 was published on 2026-06-15 and last updated on 2026-06-17.

CVE-2026-34891

CVE-2026-34891 is a high-severity vulnerability with a CVSS 3.x base score of 7.5. 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-497.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-36918
Weakness: CWE-497
Published: 2026-06-15
Last modified: 2026-06-17

Description

Unauthenticated Sensitive Data Exposure in IDPay Payment Gateway for Woocommerce <= 2.2.5 versions.

Frequently asked questions

What is CVE-2026-34891?: Unauthenticated Sensitive Data Exposure in IDPay Payment Gateway for Woocommerce <= 2.2.5 versions.
How severe is CVE-2026-34891?: CVE-2026-34891 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-34891 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-34891?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-34891 have an EU (EUVD) identifier?: Yes. CVE-2026-34891 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36918.
When was CVE-2026-34891 published?: CVE-2026-34891 was published on 2026-06-15 and last updated on 2026-06-17.

References

https://patchstack.com/database/wordpress/plugin/woo-idpay-gateway/vulnerability/wordpress-idpay-payment-gateway-for-woocommerce-plugin-2-2-5-sensitive-data-exposure-vulnerability?_s_id=cve

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