AIOHTTP: Secure attribute not enforced for shared cookie
Summary
In AIOHTTP, the Secure attribute was not being enforced for shared cookies.
Impact
It may be possible for a shared cookie marked as Secure to be transmitted over an unencrypted connection.
What to do
Upgrade aiohttp to version 3.14.4 or later.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | aiohttp | < 3.14.4 | 3.14.4 |
References
- Weakness (CWE)
CWE-1004, CWE-311- Platform
- Python (PyPI)
- Package
aiohttp- Disclosed
- 19.10.2026
- Updated
- 20.10.2026 09:56
Sources and licenses · Edited or translated by DockRay; source rights and applicable licenses are retained.
OSV / GitHub Advisory Database - GHSA-494j-54xm-rwp3 - CC BY 4.0
Vulnerability history: aiohttp
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 55
- First → latest
- 02.2021 10.2026
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 7
- Medium 29
- Low 19
Disclosures per year
- 2021: 1
- 2022: 0
- 2023: 6
- 2024: 7
- 2025: 1
- 2026: 40
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AIOHTTP: Secure attribute not enforced for shared cookie this entry
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