How severe is CVE-2025-70949?

CVE-2025-70949 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 high, integrity none, and availability none.

Is CVE-2025-70949 being actively exploited?

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

How do I fix CVE-2025-70949?

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.

Does CVE-2025-70949 have an EU (EUVD) identifier?

Yes. CVE-2025-70949 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208328.

When was CVE-2025-70949 published?

CVE-2025-70949 was published on 2026-03-05 and last updated on 2026-06-17.

CVE-2025-70949

CVE-2025-70949 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-208.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-208328
Weakness: CWE-208
Published: 2026-03-05
Last modified: 2026-06-17

Description

An observable timing discrepancy in @perfood/couch-auth v0.26.0 allows attackers to access sensitive information via a timing side-channel.

Frequently asked questions

What is CVE-2025-70949?: An observable timing discrepancy in @perfood/couch-auth v0.26.0 allows attackers to access sensitive information via a timing side-channel.
How severe is CVE-2025-70949?: CVE-2025-70949 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 high, integrity none, and availability none.
Is CVE-2025-70949 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-70949?: 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.
Does CVE-2025-70949 have an EU (EUVD) identifier?: Yes. CVE-2025-70949 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208328.
When was CVE-2025-70949 published?: CVE-2025-70949 was published on 2026-03-05 and last updated on 2026-06-17.

References

Other CWE-208 vulnerabilities

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