How severe is CVE-2013-6242?

CVE-2013-6242 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2013-6242 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-6242?

CVE-2013-6242 primarily affects Open-xchange Open-xchange Appsuite. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-6242?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2013-6242 published?

CVE-2013-6242 was published on 2020-01-02 and last updated on 2026-06-17.

CVE-2013-6242

CVE-2013-6242 is a medium-severity vulnerability in Open-xchange Open-xchange Appsuite with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Open-xchange Open-xchange Appsuite
Published: 2020-01-02
Last modified: 2026-06-17

Description

Cross-site scripting (XSS) vulnerability in the frontend in Open-Xchange (OX) AppSuite 6.22.3 before 6.22.3-rev5 and 6.22.4 before 6.22.4-rev12 allows remote attackers to inject arbitrary web script or HTML via the subject of an email. NOTE: the vulnerabilities related to the body of the email and the publication name were SPLIT from this CVE ID because they affect different sets of versions.

Frequently asked questions

What is CVE-2013-6242?: Cross-site scripting (XSS) vulnerability in the frontend in Open-Xchange (OX) AppSuite 6.22.3 before 6.22.3-rev5 and 6.22.4 before 6.22.4-rev12 allows remote attackers to inject arbitrary web script or HTML via the subject of an email. NOTE: the vulnerabilities related to the body of the email and the publication name were SPLIT from this CVE ID because they affect different sets of versions.
How severe is CVE-2013-6242?: CVE-2013-6242 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2013-6242 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-6242?: CVE-2013-6242 primarily affects Open-xchange Open-xchange Appsuite. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-6242?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-6242 published?: CVE-2013-6242 was published on 2020-01-02 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:open-xchange:open-xchange_appsuite:6.22.3:*:*:*:*:*:*:*
cpe:2.3:a:open-xchange:open-xchange_appsuite:6.22.4:*:*:*:*:*:*:*
cpe:2.3:a:open-xchange:open-xchange_appsuite:7.2.2:*:*:*:*:*:*:*
cpe:2.3:a:open-xchange:open-xchange_appsuite:7.4.0:*:*:*:*:*:*:*

More vulnerabilities in Open-xchange Open-xchange Appsuite

CVE-2017-13667 — Critical (CVSS 9.9): OX Software GmbH OX App Suite 7.8.4 and earlier is affected by: SSRF.
CVE-2020-12645 — Critical (CVSS 9.8): OX App Suite 7.10.1 to 7.10.3 has improper input validation for rate limits with a crafted User-Agent header, spoofed…
CVE-2019-7158 — Critical (CVSS 9.8): OX App Suite 7.10.0 and earlier has Incorrect Access Control.
CVE-2017-5212 — Critical (CVSS 9.8): Open-Xchange GmbH OX App Suite 7.8.3 is affected by: Incorrect Access Control.
CVE-2017-5210 — Critical (CVSS 9.8): Open-Xchange GmbH OX App Suite 7.8.3 and earlier is affected by: Information Exposure.
CVE-2017-17060 — Critical (CVSS 9.8): OX Software GmbH OX App Suite 7.8.4 and earlier is affected by: Insecure Permissions.

All CVEs affecting Open-xchange Open-xchange Appsuite →

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