How severe is CVE-2025-54956?

CVE-2025-54956 has a CVSS 3.x base score of 3.2, rated low severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2025-54956 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-54956?

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

Does CVE-2025-54956 have an EU (EUVD) identifier?

Yes. CVE-2025-54956 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-23481.

When was CVE-2025-54956 published?

CVE-2025-54956 was published on 2025-08-03 and last updated on 2026-06-17.

CVE-2025-54956

CVE-2025-54956 is a low-severity vulnerability with a CVSS 3.x base score of 3.2. 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-669.

Key facts

Severity: Low (CVSS 3.x base score 3.2)
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-23481
Weakness: CWE-669
Published: 2025-08-03
Last modified: 2026-06-17

Description

The gh package before 1.5.0 for R delivers an HTTP response in a data structure that includes the Authorization header from the corresponding HTTP request.

Frequently asked questions

What is CVE-2025-54956?: The gh package before 1.5.0 for R delivers an HTTP response in a data structure that includes the Authorization header from the corresponding HTTP request.
How severe is CVE-2025-54956?: CVE-2025-54956 has a CVSS 3.x base score of 3.2, rated low severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2025-54956 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-54956?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-54956 have an EU (EUVD) identifier?: Yes. CVE-2025-54956 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-23481.
When was CVE-2025-54956 published?: CVE-2025-54956 was published on 2025-08-03 and last updated on 2026-06-17.

References

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