How severe is CVE-2020-29047?

CVE-2020-29047 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-29047 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 16% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-29047?

CVE-2020-29047 affects Thimpress Wp Hotel Booking. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-29047?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2020-29047 published?

CVE-2020-29047 was published on 2021-03-03 and last updated on 2026-06-17.

CVE-2020-29047

CVE-2020-29047 is a critical-severity vulnerability in Thimpress Wp Hotel Booking with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 16% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-502.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 16% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-502
Affected product: Thimpress Wp Hotel Booking
Published: 2021-03-03
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2020-29047?: CVE-2020-29047 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-29047 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 16% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-29047?: CVE-2020-29047 affects Thimpress Wp Hotel Booking. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-29047?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2020-29047 published?: CVE-2020-29047 was published on 2021-03-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:thimpress:wp_hotel_booking:*:*:*:*:*:wordpress:*:*

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