CVE-2025-71395
mediumSurrealDB versions before 2.2.2 contain a memory exhaustion vulnerability in the string::replace function that fails to restrict resulting string length when u…
Vendor / product: Surrealdb — surrealdb
SurrealDB versions before 2.2.2 contain a memory exhaustion vulnerability in the string::replace function that fails to restrict resulting string length when using regex patterns. An authenticated attacker can craft a malicious query to exhaust server memory through unbounded string allocations, causing denial of service.
CVSS
6.5
6.5 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Severity source: NVD CVSS v3.1 (nvd@nist.gov)
Timeline (UTC)
Published: 2026-07-18 14:17
Modified: 2026-10-29 21:17
NVD status: Analyzed
Last synced 9 hours ago
Verified against the source API 2026-10-29 21:28 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
surrealdb / surrealdb <2.0.5, ≥2.1.0 <2.1.5, ≥2.2.0 <2.2.2
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
References
- https://github.com/surrealdb/surrealdb/security/advisories/GHSA-3633-g6mg-p6qq disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/surrealdb-before-memory-exhaustion-via-string-replace disclosure@vulncheck.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-29 21:28 UTC · record ↗