How severe is CVE-2026-20730?

CVE-2026-20730 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2026-20730 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-20730?

CVE-2026-20730 primarily affects F5 Big-ip Access Policy Manager. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-20730?

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

Does CVE-2026-20730 have an EU (EUVD) identifier?

Yes. CVE-2026-20730 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-5430.

When was CVE-2026-20730 published?

CVE-2026-20730 was published on 2026-02-04 and last updated on 2026-06-17.

CVE-2026-20730

CVE-2026-20730 is a low-severity vulnerability in F5 Big-ip Access Policy Manager with a CVSS 3.x base score of 3.3. 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-200.

Key facts

Severity: Low (CVSS 3.x base score 3.3)
CVSS v4: 2.0
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-5430
Weakness: CWE-200
Affected product: F5 Big-ip Access Policy Manager
Published: 2026-02-04
Last modified: 2026-06-17

Description

A vulnerability exists in BIG-IP Edge Client and browser VPN clients on Windows that may allow attackers to gain access to sensitive information. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Frequently asked questions

What is CVE-2026-20730?: A vulnerability exists in BIG-IP Edge Client and browser VPN clients on Windows that may allow attackers to gain access to sensitive information. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated
How severe is CVE-2026-20730?: CVE-2026-20730 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2026-20730 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-20730?: CVE-2026-20730 primarily affects F5 Big-ip Access Policy Manager. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-20730?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-20730 have an EU (EUVD) identifier?: Yes. CVE-2026-20730 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-5430.
When was CVE-2026-20730 published?: CVE-2026-20730 was published on 2026-02-04 and last updated on 2026-06-17.

References

https://my.f5.com/manage/s/article/K000158931

Affected products (4)

cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_access_policy_manager:17.5.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_access_policy_manager:17.5.1:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_access_policy_manager_client:*:*:*:*:*:*:*:*

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