Which products and versions are affected by CVE-2023-0297?

Affected: Pyload; pyload-ng (pypi); pyload/pyload versions >= unspecified. The full list is in the CVE brief.

Is CVE-2023-0297 being exploited in the wild?

It is exploited in the wild, listed in Industry KEV feed, CIRCL KEV since Jan 14, 2023.

Is CVE-2023-0297 in the CISA KEV catalog?

No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.

Is there a public exploit for CVE-2023-0297?

Public exploit code is available.

Is there a fix for CVE-2023-0297?

Fixed versions are available, including Pyload <=0.4.20, pyload-ng 0.5.0b3.dev31, pyload/pyload 0.5.0b3.dev31.

How urgently should CVE-2023-0297 be patched?

Brandefense priority: patch immediately, because it is listed as exploited in the wild.

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Vulnerability Intelligence

CVE-2023-0297

Q: What is CVE-2023-0297?

Code Injection in GitHub repository pyload/pyload prior to 0.5.0b3.dev31.

Q: How urgently should CVE-2023-0297 be patched?

Brandefense priority: patch immediately, because it is listed as exploited in the wild.

CriticalExploitedPublic exploit

Code Injection in pyload-ng

Published Jan 14, 2023 · Updated Aug 12, 2026 · Also known as GHSA-pf38-5p22-x6h6, PYSEC-2026-498

Key Facts

Patch immediately

CVE-2023-0297 is a critical-severity vulnerability (CVSS 9.8 v3.1) affecting Pyload, pyload-ng (pypi), pyload/pyload.
It is exploited in the wild, listed in Industry KEV feed, CIRCL KEV since Jan 14, 2023. Public exploit code is available.
EPSS estimates a 96% probability of exploitation in the next 30 days.
Fixed versions are available, including Pyload <=0.4.20, pyload-ng 0.5.0b3.dev31, pyload/pyload 0.5.0b3.dev31.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.

CVSS v3.1

9.8

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS (30-day exploit likelihood)

96%

Higher than 99.8% of all scored CVEs

Exploited in the wild

Yes

2 catalog listings

Public exploit code

Available

Proof-of-concept or weaponized module

Get the full CVE-2023-0297 brief as a PDF

Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.

Description

Code Injection in GitHub repository pyload/pyload prior to 0.5.0b3.dev31.

Known-Exploited Catalog Listings

Catalog	Added	Remediation due	Ransomware use
Industry KEV feed	Jan 22, 2024	n/a	Not reported
CIRCL KEV	Jan 14, 2023	n/a	Not reported

Required action: Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Affected Products

3 affected entries in total

Product	Affected versions	Fixed in
PyloadPyload	See advisory	0.4.20
pyload-ngpypi	See advisory	0.5.0b3.dev31
pyload/pyload	>= unspecified	0.5.0b3.dev31

Patched Releases

Pyload

<=0.4.20

pyload-ng

0.5.0b3.dev31

pyload/pyload

0.5.0b3.dev31

Timeline

Publicly disclosed
Jan 14, 2023
Added to CIRCL KEV
Jan 14, 2023
Added to Industry KEV feed
Jan 22, 2024
Last updated
Aug 12, 2026

Weakness Type

CWE-94 Improper Control of Generation of Code ('Code Injection')

References

15 more references in the full CVE brief

FAQ

Common Questions.

Code Injection in GitHub repository pyload/pyload prior to 0.5.0b3.dev31.
Affected: Pyload; pyload-ng (pypi); pyload/pyload versions >= unspecified. The full list is in the CVE brief.
It is exploited in the wild, listed in Industry KEV feed, CIRCL KEV since Jan 14, 2023.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including Pyload <=0.4.20, pyload-ng 0.5.0b3.dev31, pyload/pyload 0.5.0b3.dev31.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.

Is CVE-2023-0297 Running On Your Attack Surface?

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