ElasticPress Plugin up to 3.5.3 on WordPress epio_send_autosuggest_allowed cross-site request forgery

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in ElasticPress Plugin up to 3.5.3 on WordPress. This issue affects the function epio_send_autosuggest_allowed. Performing a manipulation results in cross-site request forgery. This vulnerability was named CVE-2021-4405. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in ElasticPress Plugin up to 3.5.3 on WordPress (WordPress Plugin). It has been classified as problematic. This affects the function epio_send_autosuggest_allowed. The manipulation with an unknown input leads to a cross-site request forgery vulnerability. CWE is classifying the issue as CWE-352. The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request. This is going to have an impact on integrity. The summary by CVE is:

The ElasticPress plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 3.5.3. This is due to missing or incorrect nonce validation on the epio_send_autosuggest_allowed() function. This makes it possible for unauthenticated attackers to send allowed parameters for autosuggest to elasticpress[.]io via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

The weakness was presented 07/01/2023. It is possible to read the advisory at wordfence.com. This vulnerability is uniquely identified as CVE-2021-4405 since 06/30/2023. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

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

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

VulDB Base Score: 4.3
VulDB Temp Score: 4.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 4.3
CNA Vector (Wordfence): 🔍

CVSSv2info

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

Exploitinginfo

Class: Cross-site request forgery
CWE: CWE-352 / CWE-862 / CWE-863
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

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

06/30/2023 🔍
07/01/2023 +1 days 🔍
07/01/2023 +0 days 🔍
04/10/2026 +1014 days 🔍

Sourcesinfo

Advisory: 2473455
Status: Not defined

CVE: CVE-2021-4405 (🔍)
GCVE (CVE): GCVE-0-2021-4405
GCVE (VulDB): GCVE-100-232863

Entryinfo

Created: 07/01/2023 11:16
Updated: 04/10/2026 07:23
Changes: 07/01/2023 11:16 (49), 07/22/2023 15:07 (1), 04/10/2026 07:23 (16)
Complete: 🔍
Cache ID: 216:F78:103

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