ThriveDesk Plugin up to 2.1.7 on WordPress Cache Management thrivedesk_clear_cache improper authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.4$0-$5k1.77+

Summaryinfo

A vulnerability was found in ThriveDesk Plugin up to 2.1.7. It has been declared as problematic. Affected by this vulnerability is the function thrivedesk_clear_cache of the component Cache Management. Executing a manipulation can lead to improper authorization. This vulnerability is registered as CVE-2026-1832. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability classified as problematic was found in ThriveDesk Plugin up to 2.1.7. This vulnerability affects the function thrivedesk_clear_cache of the component Cache Management. The manipulation with an unknown input leads to a improper authorization vulnerability. The CWE definition for the vulnerability is CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect integrity, and availability. CVE summarizes:

The ThriveDesk – Live Chat, AI Chatbot, Helpdesk & Knowledge Base plugin for WordPress is vulnerable to unauthorized cache deletion due to a missing capability check on the 'thrivedesk_clear_cache' AJAX action in all versions up to, and including, 2.1.7. This makes it possible for authenticated attackers, with Subscriber-level access and above, to clear the plugin's cache.

The advisory is shared for download at wordfence.com. This vulnerability was named CVE-2026-1832 since 02/03/2026. The exploitation appears to be easy. The attack can be initiated remotely. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 07/11/2026). The MITRE ATT&CK project declares the attack technique as T1548.002.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-43146). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.4
VulDB Temp Score: 5.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

02/03/2026 CVE reserved
07/11/2026 +157 days Advisory disclosed
07/11/2026 +0 days VulDB entry created
07/11/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: wordfence.com
Status: Not defined

CVE: CVE-2026-1832 (🔒)
GCVE (CVE): GCVE-0-2026-1832
GCVE (VulDB): GCVE-100-377740
EUVD: 🔒

Entryinfo

Created: 07/11/2026 07:01
Updated: 07/11/2026 08:11
Changes: 07/11/2026 07:01 (54), 07/11/2026 08:11 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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