CVE-2026-7724
Description
A vulnerability has been found in PrefectHQ prefect up to 3.6.28.dev1. Affected by this vulnerability is the function validate_restricted_url of the component Webhook/Notification. The manipulation leads to time-of-check time-of-use. It is possible to initiate the attack remotely. The attack is considered to have high complexity. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. Upgrading to version 3.6.28.dev2 addresses this issue. The identifier of the patch is 7c70ac54a5e101431d83b9f2681ec88d5e0021ed. Upgrading the affected component is advised. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
prefectPyPI | < 3.6.28.dev2 | 3.6.28.dev2 |
Affected products
2Patches
Vulnerability mechanics
References
10- github.com/advisories/GHSA-p3pq-hxmr-vqqrghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2026-7724ghsaADVISORY
- gist.github.com/nedlir/fa99777e8989414585d08c3625bf044anvdWEB
- github.com/PrefectHQ/prefect/commit/7c70ac54a5e101431d83b9f2681ec88d5e0021ednvdWEB
- github.com/PrefectHQ/prefect/pull/21591nvdWEB
- github.com/PrefectHQ/prefect/releases/tag/3.6.28.dev2nvdWEB
- linear.app/prefect/issue/OSS-7874/fix-dns-rebinding-toctou-bypass-in-validate-restricted-urlnvdWEB
- vuldb.com/submit/807303nvdWEB
- vuldb.com/vuln/360900nvdWEB
- vuldb.com/vuln/360900/ctinvdWEB
News mentions
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