How severe is CVE-2016-6191?

CVE-2016-6191 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-2016-6191 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-6191?

CVE-2016-6191 affects Alinto Sogo. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-6191?

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

When was CVE-2016-6191 published?

CVE-2016-6191 was published on 2017-02-17 and last updated on 2026-06-17.

CVE-2016-6191

CVE-2016-6191 is a medium-severity vulnerability in Alinto Sogo 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: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Alinto Sogo
Published: 2017-02-17
Last modified: 2026-06-17

Description

Multiple cross-site scripting (XSS) vulnerabilities in the View Raw Source page in the Web Calendar in SOGo before 3.1.3 allow remote attackers to inject arbitrary web script or HTML via the (1) Description, (2) Location, (3) URL, or (4) Title field.

Frequently asked questions

What is CVE-2016-6191?: Multiple cross-site scripting (XSS) vulnerabilities in the View Raw Source page in the Web Calendar in SOGo before 3.1.3 allow remote attackers to inject arbitrary web script or HTML via the (1) Description, (2) Location, (3) URL, or (4) Title field.
How severe is CVE-2016-6191?: CVE-2016-6191 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-2016-6191 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-6191?: CVE-2016-6191 affects Alinto Sogo. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-6191?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-6191 published?: CVE-2016-6191 was published on 2017-02-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:alinto:sogo:*:*:*:*:*:*:*:*

More vulnerabilities in Alinto Sogo

CVE-2015-5395 — High (CVSS 8.8): Cross-site request forgery (CSRF) vulnerability in SOGo before 3.1.0.
CVE-2016-6188 — Medium (CVSS 6.5): Memory leak in SOGo 2.3.7 allows remote attackers to cause a denial of service (memory consumption) via a large number…
CVE-2025-71276 — Medium (CVSS 6.4): SOGo before 5.12.5 is prone to a XSS vulnerability with events, tasks, and contacts categories.
CVE-2025-63499 — Medium (CVSS 6.1): Alinto Sogo 5.12.3 is vulnerable to Cross Site Scripting (XSS) via the theme parameter.
CVE-2025-63498 — Medium (CVSS 6.1): alinto SOGo 5.12.3 is vulnerable to Cross Site Scripting (XSS) via the "userName" parameter.
CVE-2024-24510 — Medium (CVSS 6.1): Cross Site Scripting vulnerability in Alinto SOGo before 5.10.0 allows a remote attacker to execute arbitrary code via…

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