CVE-2025-1386
CVE-2025-1386 is a medium-severity vulnerability in Clickhouse Ch with a CVSS 3.x base score of 4.9. 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-444.
Key facts
- Severity: Medium (CVSS 3.x base score 4.9)
- CVSS v4: 5.9
- EPSS exploit prediction: 0% (26th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-10732
- Weakness: CWE-444
- Affected product: Clickhouse Ch
- Published:
- Last modified:
Description
When using the ch-go library, under a specific condition when the query includes a large, uncompressed malicious external data, it is possible for an attacker in control of such data to smuggle another query packet into the connection stream.
Frequently asked questions
- What is CVE-2025-1386?
- When using the ch-go library, under a specific condition when the query includes a large, uncompressed malicious external data, it is possible for an attacker in control of such data to smuggle another query packet into the connection stream.
- How severe is CVE-2025-1386?
- CVE-2025-1386 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
- Is CVE-2025-1386 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-1386?
- CVE-2025-1386 affects Clickhouse Ch. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2025-1386?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2025-1386 have an EU (EUVD) identifier?
- Yes. CVE-2025-1386 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-10732.
- When was CVE-2025-1386 published?
- CVE-2025-1386 was published on 2025-04-11 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:clickhouse:ch:*:*:*:*:*:go:*:*
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