The IncomingMailServers resource in Atlassian JIRA Server before version 7.6.7, from version 7.7.0 before version 7.7.5, from version 7.8.0 before version 7.8.5, from version 7.9.0 before version 7.9.3 and from version 7.10.0 before version 7.10.2 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the messagesThreshold parameter as the fix for CVE-2017-18039 was incomplete.

            [JRASERVER-67526] XSS in IncomingMailServer resource - CVE-2018-13387

            David Black added a comment - - edited

            This is an independent assessment and you should evaluate its applicability to your own IT environment.
            CVSS v3 score: 6.1 => Medium severity

            Exploitability Metrics

            Attack Vector Network
            Attack Complexity Low
            Privileges Required None
            User Interaction Required

            Scope Metric

            Scope Changed

            Impact Metrics

            Confidentiality Low
            Integrity Low
            Availability None

            https://asecurityteam.bitbucket.io/cvss_v3/#CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

            David Black added a comment - - edited This is an independent assessment and you should evaluate its applicability to your own IT environment. CVSS v3 score: 6.1 => Medium severity Exploitability Metrics Attack Vector Network Attack Complexity Low Privileges Required None User Interaction Required Scope Metric Scope Changed Impact Metrics Confidentiality Low Integrity Low Availability None https://asecurityteam.bitbucket.io/cvss_v3/#CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

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              security-metrics-bot Security Metrics Bot
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                Updated:
                Resolved: