Deserialization in Thimpress Wp_hotel_booking

CVE-2020-29047

The wp-hotel-booking plugin through 1.10.2 for WordPress allows remote attackers to execute arbitrary code because of an unserialize operation on the thimpress_hotel_booking_1 cookie in load in includes/class-wphb-sessions.php.

Vulnerability class: Insecure Deserialization

EPSS: 0.160 (96.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-29047?
CVE-2020-29047 is a critical-severity vulnerability in Thimpress Wp_hotel_booking, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2021-03-03.
How severe is CVE-2020-29047?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2020-29047 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.