How severe is CVE-2020-5927?

CVE-2020-5927 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-2020-5927 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-5927?

CVE-2020-5927 affects F5 Big-ip Application Security Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-5927?

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

When was CVE-2020-5927 published?

CVE-2020-5927 was published on 2020-08-26 and last updated on 2026-06-17.

CVE-2020-5927

CVE-2020-5927 is a medium-severity vulnerability in F5 Big-ip Application Security Manager 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% (51st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: F5 Big-ip Application Security Manager
Published: 2020-08-26
Last modified: 2026-06-17

Description

In versions 15.1.0-15.1.0.4, 15.0.0-15.0.1.3, and 14.1.0-14.1.2.6, BIG-IP ASM Configuration utility Stored-Cross Site Scripting.

Frequently asked questions

What is CVE-2020-5927?: In versions 15.1.0-15.1.0.4, 15.0.0-15.0.1.3, and 14.1.0-14.1.2.6, BIG-IP ASM Configuration utility Stored-Cross Site Scripting.
How severe is CVE-2020-5927?: CVE-2020-5927 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-2020-5927 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-5927?: CVE-2020-5927 affects F5 Big-ip Application Security Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-5927?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-5927 published?: CVE-2020-5927 was published on 2020-08-26 and last updated on 2026-06-17.

References

https://support.f5.com/csp/article/K55873574

Affected products (1)

cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*

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