How severe is CVE-2025-62353?

CVE-2025-62353 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-62353 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-62353?

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

Does CVE-2025-62353 have an EU (EUVD) identifier?

Yes. CVE-2025-62353 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-34890.

When was CVE-2025-62353 published?

CVE-2025-62353 was published on 2025-10-17 and last updated on 2026-06-17.

CVE-2025-62353

CVE-2025-62353 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. 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-22.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-34890
Weakness: CWE-22
Published: 2025-10-17
Last modified: 2026-06-17

Description

A path traversal vulnerability in all versions of the Windsurf IDE enables a threat actor to read and write arbitrary local files in and outside of current projects on an end user’s system. The vulnerability can be reached directly and through indirect prompt injection.

Frequently asked questions

What is CVE-2025-62353?: A path traversal vulnerability in all versions of the Windsurf IDE enables a threat actor to read and write arbitrary local files in and outside of current projects on an end user’s system. The vulnerability can be reached directly and through indirect prompt injection.
How severe is CVE-2025-62353?: CVE-2025-62353 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-62353 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-62353?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-62353 have an EU (EUVD) identifier?: Yes. CVE-2025-62353 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-34890.
When was CVE-2025-62353 published?: CVE-2025-62353 was published on 2025-10-17 and last updated on 2026-06-17.

References

https://hiddenlayer.com/sai_security_advisor/2025-10-windsurf/

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