eventsource up to 2.0.1 information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
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A vulnerability was found in eventsource up to 2.0.1. It has been rated as problematic. Affected by this issue is an unknown part. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. Impacted is confidentiality. CVE summarizes:

Exposure of Sensitive Information to an Unauthorized Actor in GitHub repository eventsource/eventsource prior to v2.0.2.

The weakness was shared 05/12/2022 as 10ee0c4881a6ba2fe65ec18ed195ac35889583c4. The advisory is shared for download at This vulnerability is handled as CVE-2022-1650 since 05/10/2022. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

Upgrading to version 2.0.2 eliminates this vulnerability. Applying the patch 10ee0c4881a6ba2fe65ec18ed195ac35889583c4 is able to eliminate this problem. The bugfix is ready for download at The best possible mitigation is suggested to be upgrading to the latest version.



CPE 2.3infoedit

CPE 2.2infoedit


VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 6.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 8.1
CNA Vector ( 🔒



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


Class: Information disclosure
CWE: CWE-200
ATT&CK: Unknown

Local: No
Remote: Yes

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


Threat Intelligenceinfoedit

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


Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: eventsource 2.0.2
Patch: 10ee0c4881a6ba2fe65ec18ed195ac35889583c4


05/10/2022 CVE reserved
05/12/2022 +2 days Advisory disclosed
05/12/2022 +0 days VulDB entry created
05/14/2022 +2 days VulDB last update


Advisory: 10ee0c4881a6ba2fe65ec18ed195ac35889583c4
Status: Confirmed

CVE: CVE-2022-1650 (🔒)


Created: 05/12/2022 03:06 PM
Updated: 05/14/2022 05:33 PM
Changes: (2) advisory_identifier source_cve_nvd_summary
Complete: 🔍


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