CVE-2024-52581: Litestar is an Asynchronous Server Gateway Interface (ASGI) framework

Q: How do I fix CVE-2024-52581?

litestar: upgrade to 2.13.0. Exact commands for each OS are on this page.

Q: Is CVE-2024-52581 being exploited?

CVE-2024-52581 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-2024-52581 affect?

CVE-2024-52581 affects litestar. Severity is high (CVSS 7.5). Litestar is an Asynchronous Server Gateway Interface (ASGI) framework. Prior to version 2.13.0, the multipart form parser shipped with litestar expects the entire request body as a single byte string and there is no default limit for the to

Q: How urgent is CVE-2024-52581?

Priority 50/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

HIGH 7.5REMOTEUPGRADE

CVE-2024-52581 is a high-severity flaw (CVSS 7.5) affecting litestar. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Litestar is an Asynchronous Server Gateway Interface (ASGI) framework. Prior to version 2.13.0, the multipart form parser shipped with litestar expects the entire request body as a single byte string and there is no default limit for the total size of the request body. This allows an attacker to upload arbitrary large files wrapped in a `multipart/form-data` request and cause excessive memory consumption on the server. The multipart form parser i

Why this priority

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

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.8% (top 44%)
CISA exploited list	No
Weakness	CWE-770
Published	2024-11-20
Last modified	2026-06-17

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

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

Am I affected?

Timeline

2024-11-20 21:15 UTCPublished CVE record published
2026-06-17 08:07 UTCUpdated Record last modified

litestar litestar UPGRADE

Affected: < 2.13.0

Fixed in: 2.13.0

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 2.13.0 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade litestar

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-2024-52581?

litestar: upgrade to 2.13.0. Exact commands for each OS are on this page.

Is CVE-2024-52581 being exploited?

CVE-2024-52581 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-2024-52581 affect?

CVE-2024-52581 affects litestar. Severity is high (CVSS 7.5). Litestar is an Asynchronous Server Gateway Interface (ASGI) framework. Prior to version 2.13.0, the multipart form parser shipped with litestar expects the entire request body as a single byte string and there is no default limit for the to

How urgent is CVE-2024-52581?

Priority 50/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

References

← Back to latest CVEs