How severe is CVE-2020-35869?

CVE-2020-35869 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-2020-35869 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-35869?

CVE-2020-35869 affects Rusqlite Project Rusqlite. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-35869?

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.

When was CVE-2020-35869 published?

CVE-2020-35869 was published on 2020-12-31 and last updated on 2026-06-17.

CVE-2020-35869

CVE-2020-35869 is a critical-severity vulnerability in Rusqlite Project Rusqlite 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-134.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-134
Affected product: Rusqlite Project Rusqlite
Published: 2020-12-31
Last modified: 2026-06-17

Description

An issue was discovered in the rusqlite crate before 0.23.0 for Rust. Memory safety can be violated because rusqlite::trace::log mishandles format strings.

Frequently asked questions

What is CVE-2020-35869?: An issue was discovered in the rusqlite crate before 0.23.0 for Rust. Memory safety can be violated because rusqlite::trace::log mishandles format strings.
How severe is CVE-2020-35869?: CVE-2020-35869 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-2020-35869 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-35869?: CVE-2020-35869 affects Rusqlite Project Rusqlite. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-35869?: 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.
When was CVE-2020-35869 published?: CVE-2020-35869 was published on 2020-12-31 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:rusqlite_project:rusqlite:*:*:*:*:*:rust:*:*

More vulnerabilities in Rusqlite Project Rusqlite

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CVE-2011-1568 — Critical (CVSS 10.0): Format string vulnerability in the logText function in shmemmgr9.dll in IGSSdataServer.exe 9.00.00.11074, and…
CVE-2010-4235 — Critical (CVSS 10.0): Format string vulnerability in RealNetworks Helix Server 12.x, 13.x, and 14.x before 14.2, and Helix Mobile Server…
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