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Vulnerability record · CVE-2021-27509 · published 19 February 2021

CVE-2021-27509: Visualware myconnection server incorrect authorization vulnerability

Visualware · Myconnection Server

In Visualware MyConnection Server before 11.0b build 5382, each published report is not associated with its own access code.

7.5 CVSS 3.1 High EPSS 1.0% · top 38.4% CWE-863 · Incorrect authorization
7.5CVSS 3.1 base score, v2 5.0
1.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

In Visualware MyConnection Server before 11.0b build 5382, each published report is not associated with its own access code.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://myconnectionserver.visualware.com/support/newrelease.html Release NotesVendor Advisory
https://myconnectionserver.visualware.com/support/newrelease.html Release NotesVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2021-27198Visualware myconnection server unrestricted file upload vulnerabilityAn issue was discovered in Visualware MyConnection Server before v11.1a. Unauthenticated Remote Code Execution can occur via Arbitrary File Upload in…EPSS 14%8.8CVE-2023-42034Visualware myconnection server cross-site scripting vulnerabilityVisualware MyConnection Server doRTAAccessCTConfig Cross-Site Scripting Authentication Bypass Vulnerability. This vulnerability allows remote attacke…EPSS 1.4%7.5CVE-2023-42032Visualware myconnection server vulnerabilityVisualware MyConnection Server doRTAAccessUPass Exposed Dangerous Method Information Disclosure Vulnerability. This vulnerability allows remote attac…EPSS 1.2%7.2CVE-2023-42033Visualware myconnection server path traversal vulnerabilityVisualware MyConnection Server doPostUploadfiles Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers …EPSS 3.3%6.5CVE-2023-42035Visualware myconnection server xml external entity (xxe) vulnerabilityVisualware MyConnection Server doIForward XML External Entity Processing Information Disclosure Vulnerability. This vulnerability allows remote attac…EPSS 1.2%4.3CVE-2015-2043Visualware myconnection server cross-site scripting vulnerabilityMultiple cross-site scripting (XSS) vulnerabilities in Visualware MyConnection Server 8.2b allow remote attackers to inject arbitrary web script or H…EPSS 1.0%4.3CVE-2014-5113Visualware myconnection server cross-site scripting vulnerabilityMultiple cross-site scripting (XSS) vulnerabilities in test.php in Visualware MyConnection Server 9.7i allow remote attackers to inject arbitrary web…EPSS 1.9%9.1CVE-2026-71362Adobe commerce incorrect authorization vulnerabilityAdobe Commerce is affected by an Incorrect Authorization vulnerability that could result in privilege escalation. An attacker could leverage this vul…KEVEPSS 88%

Source: NIST National Vulnerability Database (record CVE-2021-27509), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.