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CVE-2024-24762

24
FAUCET Score

CVE-2024-24762 is a Regular Expression Denial of Service (ReDoS) vulnerability in the python-multipart library, affecting products like FastAPI and Starlette, where an attacker can craft a malicious Content-Type header to consume excessive CPU resources. This unauthenticated, low-complexity attack can lead to a complete denial of service (CVSS 7.5 HIGH). Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.0.7CPE matchmatch criteria
cpe:2.3:a:fastapiexpert:python-multipart:*:*:*:*:*:python:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.52%
Probability of exploitation in next 30 days
EPSS Percentile
72.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0152 is in the 54th percentile among its peer group of 51,506 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
pippatch availablevia ghsa
Product: python-multipartFixed in: 0.0.7

Vendor Advisories (1)

pipGHSA-2jv5-9r88-3w3phigh

python-multipart vulnerable to Content-Type Header ReDoS

Feb 12, 2024

References

github.com / andrew-d/python-multipart/blob/d3d16dae4b061c34fe9d3c9081d9800c49fc1f7a/multipart/multipart.py
Product
github.com / encode/starlette/commit/13e5c26a27f4903924624736abd6131b2da80cc5
Patch
github.com / encode/starlette/security/advisories/GHSA-93gm-qmq6-w238
Broken Link
github.com / Kludex/python-multipart/commit/20f0ef6b4e4caf7d69a667c54dff57fe467109a4
Patch
github.com / Kludex/python-multipart/security/advisories/GHSA-2jv5-9r88-3w3p
ExploitVendor Advisory
github.com / tiangolo/fastapi/commit/9d34ad0ee8a0dfbbcce06f76c2d5d851085024fc
Patch
github.com / tiangolo/fastapi/releases/tag/0.109.1
Product
github.com / tiangolo/fastapi/security/advisories/GHSA-qf9m-vfgh-m389
Broken Link