How severe is CVE-2025-51675?

CVE-2025-51675 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-51675 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-51675?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2025-51675 published?

CVE-2025-51675 was published on 2026-08-26 and last updated on 2026-09-09.

CVE-2025-51675

CVE-2025-51675 is a high-severity vulnerability with a CVSS 3.x base score of 7.5. 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-691.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (18th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-691
Published: 2026-08-26
Last modified: 2026-09-09

Description

An issue was discovered in openRISC OR1200 commit 83ac6b. An inaccurate update of program counter (PC) values when SPR changes can lead to a Denial of Service (DoS).

Frequently asked questions

What is CVE-2025-51675?: An issue was discovered in openRISC OR1200 commit 83ac6b. An inaccurate update of program counter (PC) values when SPR changes can lead to a Denial of Service (DoS).
How severe is CVE-2025-51675?: CVE-2025-51675 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-51675 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-51675?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2025-51675 published?: CVE-2025-51675 was published on 2026-08-26 and last updated on 2026-09-09.

References

https://mason.gmu.edu/~rsaravan/projects/synfuzz/cve/cve.html

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