CVE-2020-35867

Data races in rusqlite

9.8 CriticalFix available

An issue was discovered in the rusqlite crate before 0.23.0 for Rust. Memory safety can be violated via create_module.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

1.74%Up 1.1 points since Apr 14, 2021

What each source reports

NVD Score used 9.8

An issue was discovered in the rusqlite crate before 0.23.0 for Rust. Memory safety can be violated via create_module.

Record: CVE-2020-35867
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Updated: 2026-11-02

CVE List No score

An issue was discovered in the rusqlite crate before 0.23.0 for Rust. Memory safety can be violated via create_module.

Record: CVE-2020-35867
Updated: 2026-11-02

EUVDEUVD-2021-1507 No score

An issue was discovered in the rusqlite crate before 0.23.0 for Rust. Memory safety can be violated via create_module.

Record: EUVD-2021-1507
Updated: 2026-11-03

GitHub AdvisoriesGHSA-28ph-f7gx-fqj8 9.8

Data races in rusqlite

An issue was discovered in the rusqlite crate before 0.23.0 for Rust. Memory safety can be violated via create_module.

Record: GHSA-28ph-f7gx-fqj8
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-362
Updated: 2026-11-02

OSVCVE-2020-35866 9.8

An issue was discovered in the rusqlite crate before 0.23.0 for Rust. Memory safety can be violated via VTab / VTabCursor.

Record: CVE-2020-35866
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSV 9.8

An issue was discovered in the rusqlite crate before 0.23.0 for Rust. Memory safety can be violated via create_module.

Record: CVE-2020-35867
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

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OSVCVE-2020-35868 9.8

An issue was discovered in the rusqlite crate before 0.23.0 for Rust. Memory safety can be violated via UnlockNotification.

Record: CVE-2020-35868
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVCVE-2020-35869 9.8

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.

Record: CVE-2020-35869
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVCVE-2020-35870 9.8

An issue was discovered in the rusqlite crate before 0.23.0 for Rust. Memory safety can be violated via an Auxdata API use-after-free.

Record: CVE-2020-35870
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVCVE-2020-35871 8.1

An issue was discovered in the rusqlite crate before 0.23.0 for Rust. Memory safety can be violated via an Auxdata API data race.

Record: CVE-2020-35871
CVSS 3.1: 8.1 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVCVE-2020-35872 9.8

An issue was discovered in the rusqlite crate before 0.23.0 for Rust. Memory safety can be violated via the repr(Rust) type.

Record: CVE-2020-35872
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVCVE-2020-35873 9.8

An issue was discovered in the rusqlite crate before 0.23.0 for Rust. Memory safety can be violated because sessions.rs has a use-after-free.

Record: CVE-2020-35873
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVGHSA-28ph-f7gx-fqj8 9.8

Data races in rusqlite

An issue was discovered in the rusqlite crate before 0.23.0 for Rust. Memory safety can be violated via create_module.

Record: GHSA-28ph-f7gx-fqj8
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-362
Updated: 2026-11-02

OSVGHSA-3cgf-9m6x-pwwr 9.8

Data races in rusqlite

An issue was discovered in the rusqlite crate before 0.23.0 for Rust. Memory safety can be violated via UnlockNotification.

Record: GHSA-3cgf-9m6x-pwwr
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-362
Updated: 2026-11-02

OSVGHSA-6q5w-m3c5-rv95 9.8

Data races in rusqlite

An issue was discovered in the rusqlite crate before 0.23.0 for Rust. Memory safety can be violated via VTab / VTabCursor.

Record: GHSA-6q5w-m3c5-rv95
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-362
Updated: 2026-11-02

OSVGHSA-8h4j-vm3r-vcq3 9.8

Use after free in rusqlite

An issue was discovered in the rusqlite crate before 0.23.0 for Rust. Memory safety can be violated via an Auxdata API use-after-free.

Record: GHSA-8h4j-vm3r-vcq3
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-416
Updated: 2026-11-02

OSVGHSA-8r7q-r9mx-35rh 9.8

Mishandling of format strings in rusqlite

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.

Record: GHSA-8r7q-r9mx-35rh
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-134
Updated: 2026-11-02

OSVGHSA-g4w7-3qr8-5623 9.8

Improper type usage in rusqlite

An issue was discovered in the rusqlite crate before 0.23.0 for Rust. Memory safety can be violated via the repr(Rust) type.

Record: GHSA-g4w7-3qr8-5623
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-351
Updated: 2026-11-02

OSVGHSA-q3cc-7p7g-392c 9.8

Use after free in rusqlite

An issue was discovered in the rusqlite crate before 0.23.0 for Rust. Memory safety can be violated because sessions.rs has a use-after-free.

Record: GHSA-q3cc-7p7g-392c
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-416
Updated: 2026-11-02

OSVGHSA-rjh8-p66p-jrh5 8.1

Data races in rusqlite

An issue was discovered in the rusqlite crate before 0.23.0 for Rust. Memory safety can be violated via an Auxdata API data race.

Record: GHSA-rjh8-p66p-jrh5
CVSS 3.1: 8.1 HighCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-362
Updated: 2026-11-02

OSVRUSTSEC-2020-0014 No score

Various memory safety issues

Several memory safety issues have been uncovered in an audit of rusqlite.

See https://github.com/rusqlite/rusqlite/releases/tag/0.23.0 for a complete list.

Record: RUSTSEC-2020-0014
Updated: 2026-11-02

Affected products

rusqlite project rusqlite

Affected packages

Affected packages
Package	Affected	Fixed
`rusqlite` crates.io	before 0.23.0	0.23.0
`rusqlite` crates.io From an advisory covering 8 CVEs	before 0.23.0	0.23.0
`rusqlite` crates.io From an advisory covering 8 CVEs	0.0.0-0 up to 0.23.0	0.23.0

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-35867 is a critical vulnerability (CVSS 9.8) in Rusqlite Project Rusqlite, published April 23, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.74%, the 77th percentile. Fixed in rusqlite 0.23.0.

References

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