Is CVE-2025-4691 in the CISA KEV catalog?

No. CVE-2025-4691 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-4691?

CVE-2025-4691 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2025-4691?

CVE-2025-4691 has an EPSS score of 0.28% (20th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-4691?

Upgrade easync to 1.3.22 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2025-4691

MEDIUM

5.3

CVSS v3

NVD

Description

The Free Booking Plugin for Hotels, Restaurants and Car Rentals – eaSYNC Booking plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.3.21 via the 'view_request_details' due to missing validation on a user controlled key. This makes it possible for unauthenticated attackers to view the details of any booking request. The vulnerability was partially patched in versions 1.3.18 and 1.3.21.

CWE-639Authorization Bypass Through User-Controlled Key

How to fix

Remediation Available

easyncNVD

Affected:< 1.3.22Fixed in:1.3.22CVE-2025-4691derived from NVD

free booking plugin for hotels\, restaurant and car rentalNVD

Affected:< 1.3.22Fixed in:1.3.22CVE-2025-4691derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Exploit Intelligence

0.28%probability of exploitation in 30 days

20thpercentile

Low risk: more likely to be exploited than 20% of all known CVEs.

References

Patch3

Third-Party Advisory1

wordfence.com

Product1

plugins.trac.wordpress.org

Related Vulnerabilities

Other CWE-639 (Authorization Bypass Through User-Controlled Key) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-6875	Critical	9.8	90%	-	-
CVE-2024-46982	High	7.5	61%	-	Fix
CVE-2021-45428	Critical	9.8	57%	-	-
CVE-2019-17382	Critical	9.1	54%	-	Fix
CVE-2019-13360	Critical	9.8	24%	-	-
CVE-2023-48783	Medium	5.4	22%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-01-23.