How severe is CVE-2021-37331?

CVE-2021-37331 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-2021-37331 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-37331?

CVE-2021-37331 affects Bookingcore Booking Core. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-37331?

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

When was CVE-2021-37331 published?

CVE-2021-37331 was published on 2021-10-04 and last updated on 2026-06-17.

CVE-2021-37331

CVE-2021-37331 is a medium-severity vulnerability in Bookingcore Booking Core 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-639.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-639
Affected product: Bookingcore Booking Core
Published: 2021-10-04
Last modified: 2026-06-17

Description

Laravel Booking System Booking Core 2.0 is vulnerable to Incorrect Access Control. On the Verifications page, after uploading an ID Card or Trade License and viewing it, ID Cards and Trade Licenses of other vendors/users can be viewed by changing the URL.

Frequently asked questions

What is CVE-2021-37331?: Laravel Booking System Booking Core 2.0 is vulnerable to Incorrect Access Control. On the Verifications page, after uploading an ID Card or Trade License and viewing it, ID Cards and Trade Licenses of other vendors/users can be viewed by changing the URL.
How severe is CVE-2021-37331?: CVE-2021-37331 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-2021-37331 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-37331?: CVE-2021-37331 affects Bookingcore Booking Core. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-37331?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-37331 published?: CVE-2021-37331 was published on 2021-10-04 and last updated on 2026-06-17.

References

https://www.navidkagalwalla.com/booking-core-vulnerabilities

Affected products (1)

cpe:2.3:a:bookingcore:booking_core:2.0:*:*:*:*:*:*:*

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