SOGo Web Mail up to 4.3.0 Email cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability was found in SOGo Web Mail up to 4.3.0 and classified as problematic. This vulnerability affects unknown code of the component Email Handler. The manipulation results in cross site scripting. This vulnerability is cataloged as CVE-2020-22402. The attack may be launched remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in SOGo Web Mail up to 4.3.0. Affected is an unknown code of the component Email Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. CVE summarizes:

Cross Site Scripting (XSS) vulnerability in SOGo Web Mail before 4.3.1 allows attackers to obtain user sensitive information when a user reads an email containing malicious code.

The weakness was shared 06/14/2023. The advisory is shared for download at sogo.nu. This vulnerability is traded as CVE-2020-22402 since 08/13/2020. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

The vulnerability scanner Nessus provides a plugin with the ID 247405 (Linux Distros Unpatched Vulnerability : CVE-2020-22402), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 4.3.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (247405). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.2

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CNA Base Score: 6.1
CNA Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
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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Nessus ID: 247405
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2020-22402

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Web Mail 4.3.1

Timelineinfo

08/13/2020 🔍
06/14/2023 +1035 days 🔍
06/14/2023 +0 days 🔍
08/10/2025 +788 days 🔍

Sourcesinfo

Advisory: sogo.nu
Status: Confirmed

CVE: CVE-2020-22402 (🔍)
GCVE (CVE): GCVE-0-2020-22402
GCVE (VulDB): GCVE-100-231564

Entryinfo

Created: 06/14/2023 17:21
Updated: 08/10/2025 23:17
Changes: 06/14/2023 17:21 (40), 07/13/2023 14:21 (11), 01/03/2025 18:40 (26), 04/25/2025 15:50 (3), 08/10/2025 23:17 (2)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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