CVE-2023-31290: Trust Wallet Core before 3.1.1, as used in the Trust Wallet browser extension before 0.0.183, allows theft of

Q: How do I fix CVE-2023-31290?

trust wallet browser extension: upgrade to 0.0.183; trust wallet core: upgrade to 3.1.1. Exact commands for each OS are on this page.

Q: Is CVE-2023-31290 being exploited?

CVE-2023-31290 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-2023-31290 affect?

CVE-2023-31290 affects trust wallet browser extension, trust wallet core. Severity is medium (CVSS 5.9). Trust Wallet Core before 3.1.1, as used in the Trust Wallet browser extension before 0.0.183, allows theft of funds because the entropy is 32 bits, as exploited in the wild in December 2022 and March 2023. This occurs because the mt19937 Me

Q: How urgent is CVE-2023-31290?

Priority 47/100. Public exploit reference; Remotely exploitable, no login, no user action

This week

MEDIUM 5.9REMOTEUPGRADEUPGRADE

CVE-2023-31290 is a medium-severity flaw (CVSS 5.9) affecting trust wallet browser extension, trust wallet core. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Trust Wallet Core before 3.1.1, as used in the Trust Wallet browser extension before 0.0.183, allows theft of funds because the entropy is 32 bits, as exploited in the wild in December 2022 and March 2023. This occurs because the mt19937 Mersenne Twister takes a single 32-bit value as an input seed, resulting in only four billion possible mnemonics. The affected versions of the browser extension are 0.0.172 through 0.0.182. To steal funds efficie

Why this priority

Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	5.9 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	1.0% (top 36%)
CISA exploited list	No
Weakness	CWE-338
Published	2023-04-27
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: trustwallet

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

Am I affected?

Timeline

2023-04-27 05:15 UTCPublished CVE record published
2026-06-17 05:56 UTCUpdated Record last modified

trustwallet trust wallet browser extension UPGRADE

Affected: >= 0.0.172 and < 0.0.183

Fixed in: 0.0.183

Safe to downgrade to: a release before 0.0.172

1. Check installed version

apt-cache policy trust-wallet-browser-extension || rpm -q trust-wallet-browser-extension || trust-wallet-browser-extension --version

2. UPGRADE to 0.0.183 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade trust-wallet-browser-extension

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade trust-wallet-browser-extension

Note

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

3. If no update is available yet, DOWNGRADE to a release before 0.0.172 (Debian / Ubuntu)

apt-cache madison trust-wallet-browser-extension sudo apt install trust-wallet-browser-extension=<VERSION_BEFORE_0.0.172> sudo apt-mark hold trust-wallet-browser-extension

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list trust-wallet-browser-extension sudo dnf downgrade trust-wallet-browser-extension-<VERSION_BEFORE_0.0.172> sudo dnf versionlock add trust-wallet-browser-extension

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

trustwallet trust wallet core UPGRADE

Affected: < 3.1.1

Fixed in: 3.1.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy trust-wallet-core || rpm -q trust-wallet-core || trust-wallet-core --version

2. UPGRADE to 3.1.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade trust-wallet-core

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade trust-wallet-core

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-2023-31290?

trust wallet browser extension: upgrade to 0.0.183; trust wallet core: upgrade to 3.1.1. Exact commands for each OS are on this page.

Is CVE-2023-31290 being exploited?

CVE-2023-31290 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-2023-31290 affect?

CVE-2023-31290 affects trust wallet browser extension, trust wallet core. Severity is medium (CVSS 5.9). Trust Wallet Core before 3.1.1, as used in the Trust Wallet browser extension before 0.0.183, allows theft of funds because the entropy is 32 bits, as exploited in the wild in December 2022 and March 2023. This occurs because the mt19937 Me

How urgent is CVE-2023-31290?

Priority 47/100. Public exploit reference; Remotely exploitable, no login, no user action

References

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