CVE-2022-23535: LiteDB is a small, fast and lightweight .NET NoSQL embedded database

Q: How do I fix CVE-2022-23535?

litedb: upgrade to 5.0.13. Exact commands for each OS are on this page.

Q: Is CVE-2022-23535 being exploited?

CVE-2022-23535 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2022-23535 affect?

CVE-2022-23535 affects litedb. Severity is high (CVSS 7.3). LiteDB is a small, fast and lightweight .NET NoSQL embedded database. Versions prior to 5.0.13 are subject to Deserialization of Untrusted Data. LiteDB uses a special field in JSON documents to cast different types from `BsonDocument` to PO

Q: How urgent is CVE-2022-23535?

Priority 44/100. High severity; Remotely exploitable, no login, no user action

This month

HIGH 7.3REMOTEUPGRADE

CVE-2022-23535 is a high-severity flaw (CVSS 7.3) affecting litedb. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

LiteDB is a small, fast and lightweight .NET NoSQL embedded database. Versions prior to 5.0.13 are subject to Deserialization of Untrusted Data. LiteDB uses a special field in JSON documents to cast different types from `BsonDocument` to POCO classes. When instances of an object are not the same of class, `BsonMapper` use a special field `_type` string info with full class name with assembly to be loaded and fit into your model. If your end-user

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.3 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.7% (top 47%)
CISA exploited list	No
Weakness	CWE-502
Published	2023-02-24
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: litedb

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-02-24 23:15 UTCPublished CVE record published
2026-06-17 04:30 UTCUpdated Record last modified

litedb litedb UPGRADE

Affected: < 5.0.13

Fixed in: 5.0.13

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy litedb || rpm -q litedb || litedb --version

2. UPGRADE to 5.0.13 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade litedb

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade litedb

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-23535?

litedb: upgrade to 5.0.13. Exact commands for each OS are on this page.

Is CVE-2022-23535 being exploited?

CVE-2022-23535 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-23535 affect?

CVE-2022-23535 affects litedb. Severity is high (CVSS 7.3). LiteDB is a small, fast and lightweight .NET NoSQL embedded database. Versions prior to 5.0.13 are subject to Deserialization of Untrusted Data. LiteDB uses a special field in JSON documents to cast different types from `BsonDocument` to PO

How urgent is CVE-2022-23535?

Priority 44/100. High severity; Remotely exploitable, no login, no user action

References

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