How severe is CVE-2016-5235?

CVE-2016-5235 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-2016-5235 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-5235?

CVE-2016-5235 affects F5 Websafe Alert Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-5235?

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

When was CVE-2016-5235 published?

CVE-2016-5235 was published on 2019-07-01 and last updated on 2026-06-17.

CVE-2016-5235

CVE-2016-5235 is a medium-severity vulnerability in F5 Websafe Alert Server 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% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: F5 Websafe Alert Server
Published: 2019-07-01
Last modified: 2026-06-17

Description

A Cross Site Scripting (XSS) vulnerability in versions of F5 WebSafe Dashboard 3.9.x and earlier, aka F5 WebSafe Alert Server, allows an unauthenticated user to inject HTML via a crafted alert.

Frequently asked questions

What is CVE-2016-5235?: A Cross Site Scripting (XSS) vulnerability in versions of F5 WebSafe Dashboard 3.9.x and earlier, aka F5 WebSafe Alert Server, allows an unauthenticated user to inject HTML via a crafted alert.
How severe is CVE-2016-5235?: CVE-2016-5235 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-2016-5235 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-5235?: CVE-2016-5235 affects F5 Websafe Alert Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-5235?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-5235 published?: CVE-2016-5235 was published on 2019-07-01 and last updated on 2026-06-17.

References

https://support.f5.com/csp/article/K48572812

Affected products (1)

cpe:2.3:a:f5:websafe_alert_server:*:*:*:*:*:*:*:*

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