How severe is CVE-2026-27409?

CVE-2026-27409 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 none, integrity low, and availability none.

Is CVE-2026-27409 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-27409?

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

When was CVE-2026-27409 published?

CVE-2026-27409 was published on 2026-07-01.

CVE-2026-27409

CVE-2026-27409 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Published: 2026-07-01
Last modified: 2026-07-01

Description

Missing Authorization vulnerability in Webba Plugins Webba Booking allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects Webba Booking: from n/a through 6.4.13.

Frequently asked questions

What is CVE-2026-27409?: Missing Authorization vulnerability in Webba Plugins Webba Booking allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects Webba Booking: from n/a through 6.4.13.
How severe is CVE-2026-27409?: CVE-2026-27409 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 none, integrity low, and availability none.
Is CVE-2026-27409 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-27409?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-27409 published?: CVE-2026-27409 was published on 2026-07-01.

References

https://patchstack.com/database/wordpress/plugin/webba-booking-lite/vulnerability/wordpress-webba-booking-plugin-6-4-13-broken-access-control-vulnerability?_s_id=cve

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