CVE-2022-34064: The Zibal package in PyPI v1.0.0 was discovered to contain a code execution backdoor

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CRITICAL 9.8REMOTEDOWNGRADE

CVE-2022-34064 is a critical-severity flaw (CVSS 9.8) affecting zibal. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Zibal package in PyPI v1.0.0 was discovered to contain a code execution backdoor. This vulnerability allows attackers to access sensitive user information and digital currency keys, as well as escalate privileges.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.4% (top 27%)
CISA exploited list	No
Published	2022-06-24
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: zibal project

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

Am I affected?

Timeline

2022-06-24 21:15 UTCPublished CVE record published
2026-06-17 04:49 UTCUpdated Record last modified

zibal project zibal DOWNGRADE

Affected: 1.0.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.0.0 (Debian / Ubuntu)

apt-cache madison zibal sudo apt install zibal=<VERSION_BEFORE_1.0.0> sudo apt-mark hold zibal

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list zibal sudo dnf downgrade zibal-<VERSION_BEFORE_1.0.0> sudo dnf versionlock add zibal

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.

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-2022-34064?

zibal: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-34064 being exploited?

CVE-2022-34064 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-2022-34064 affect?

CVE-2022-34064 affects zibal. Severity is critical (CVSS 9.8). The Zibal package in PyPI v1.0.0 was discovered to contain a code execution backdoor. This vulnerability allows attackers to access sensitive user information and digital currency keys, as well as escalate privileges.

How urgent is CVE-2022-34064?

Priority 58/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

PyPI packages vulnerabilities

References

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