CVE & CISA-KEV Catalog

CVE-2019-20209

HIGHEPSS 87th pctl
7.5
CVSS v3
NVD

Description

The CTHthemes CityBook before 2.3.4, TownHub before 1.0.6, and EasyBook before 1.2.2 themes for WordPress allow nsecure Direct Object Reference (IDOR) via wp-admin/admin-ajax.php to delete any page/post/listing.

CWE-79Cross-Site Scripting (XSS)CWE-639Authorization Bypass Through User-Controlled Key

How to fix

Remediation Available
citybookNVD
Affected:< 2.3.4Fixed in:2.3.4CVE-2019-20209derived from NVD
easybookNVD
Affected:< 1.2.2Fixed in:1.2.2CVE-2019-20209derived from NVD
townhubNVD
Affected:< 1.0.6Fixed in:1.0.6CVE-2019-20209derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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

ConfidentialityNone
IntegrityHigh
AvailabilityNone

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

Exploit Intelligence

3.17%probability of exploitation in 30 days
87thpercentile

Elevated risk: more likely to be exploited than 87% of all known CVEs.

References

Related Vulnerabilities

Other CWE-79 (Cross-Site Scripting (XSS)) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2018-12998Medium6.199%--
CVE-2020-11022Medium6.999%-Fix
CVE-2019-3929Critical9.899%KEVFix
CVE-2020-9496Medium6.199%--
CVE-2023-28341Medium6.199%-Fix
CVE-2025-4123High7.698%-Fix

Common questions

How do I fix CVE-2019-20209?

Published advisories record a fix for 3 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.

Is CVE-2019-20209 being actively exploited?

Not that we know of. CVE-2019-20209 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 3.2% is the estimated probability that it will be exploited in the next 30 days. That is higher than 87% of all scored CVEs.

How severe is CVE-2019-20209?

CVE-2019-20209 has a CVSS v3 base score of 7.5, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2019-20209 affect?

Published advisories record a fix for citybook (NVD), easybook (NVD), townhub (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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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 2024-11-21.