CVE-2022-31313: api-res-py package in PyPI 0.1 is vulnerable to a code execution backdoor in the request package.

This month

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2022-31313 is a critical-severity flaw (CVSS 9.8) affecting api-res-py. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

api-res-py package in PyPI 0.1 is vulnerable to a code execution backdoor in the request package.

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	1.9% (top 20%)
CISA exploited list	No
Published	2022-06-08
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: api-res-py project

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

Am I affected?

Timeline

2022-06-08 20:15 UTCPublished CVE record published
2026-06-17 04:45 UTCUpdated Record last modified

api-res-py project api-res-py DOWNGRADE

Affected: 0.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.1

1. Check installed version

apt-cache policy api-res-py || rpm -q api-res-py || api-res-py --version

2. No fixed release: DOWNGRADE to a release before 0.1 (Debian / Ubuntu)

apt-cache madison api-res-py sudo apt install api-res-py=<VERSION_BEFORE_0.1> sudo apt-mark hold api-res-py

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

dnf --showduplicates list api-res-py sudo dnf downgrade api-res-py-<VERSION_BEFORE_0.1> sudo dnf versionlock add api-res-py

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-2022-31313?

api-res-py: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-31313 being exploited?

CVE-2022-31313 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-2022-31313 affect?

CVE-2022-31313 affects api-res-py. Severity is critical (CVSS 9.8). api-res-py package in PyPI 0.1 is vulnerable to a code execution backdoor in the request package.

How urgent is CVE-2022-31313?

Priority 59/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

PyPI packages vulnerabilities

References

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