How severe is CVE-2026-42737?

CVE-2026-42737 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-42737 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-42737?

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-2026-42737 have an EU (EUVD) identifier?

Yes. CVE-2026-42737 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-32189.

When was CVE-2026-42737 published?

CVE-2026-42737 was published on 2026-05-27 and last updated on 2026-06-17.

CVE-2026-42737

CVE-2026-42737 is a high-severity vulnerability with a CVSS 3.x base score of 8.6. 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-22.

Key facts

Severity: High (CVSS 3.x base score 8.6)
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-32189
Weakness: CWE-22
Published: 2026-05-27
Last modified: 2026-06-17

Description

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in e4jvikwp VikBooking Hotel Booking Engine & PMS vikbooking allows Path Traversal.This issue affects VikBooking Hotel Booking Engine & PMS: from n/a through <= 1.8.9.

Frequently asked questions

What is CVE-2026-42737?: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in e4jvikwp VikBooking Hotel Booking Engine & PMS vikbooking allows Path Traversal.This issue affects VikBooking Hotel Booking Engine & PMS: from n/a through <= 1.8.9.
How severe is CVE-2026-42737?: CVE-2026-42737 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-42737 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-42737?: 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-2026-42737 have an EU (EUVD) identifier?: Yes. CVE-2026-42737 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-32189.
When was CVE-2026-42737 published?: CVE-2026-42737 was published on 2026-05-27 and last updated on 2026-06-17.

References

https://patchstack.com/database/Wordpress/Plugin/vikbooking/vulnerability/wordpress-vikbooking-hotel-booking-engine-pms-plugin-1-8-9-arbitrary-file-deletion-vulnerability?_s_id=cve

Other CWE-22 (Path Traversal) vulnerabilities

CVE-2026-48282 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Limitation of a Pathname to a Restricted…
CVE-2026-54917 — Critical (CVSS 10.0): SeaweedFS is a distributed storage system for object storage (S3), file systems, and Iceberg tables. Prior to 4.30, the…
CVE-2026-11429 — Critical (CVSS 10.0): Two endpoints in the Vault Service ScriptsController, shared by Altium Enterprise Server and Altium 365, accept file…
CVE-2026-34909 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit a Path Traversal vulnerability found in UniFi OS devices to…
CVE-2026-7411 — Critical (CVSS 10.0): In Eclipse BaSyx Java Server SDK versions prior to 2.0.0-milestone-10, inadequate path normalization in the Submodel…
CVE-2026-36767 — Critical (CVSS 10.0): A path traversal vulnerability in the /content/images/add endpoint of shopizer v3.2.5 allows attackers write arbitrary…

Browse all CWE-22 (Path Traversal) vulnerabilities →