aio-libs aiohttp-session contains a Session Fixation vulnerability in load_session function for RedisStorage (see: https://github.com/aio-libs/aiohttp-session/blob/master/aiohttp_session/redis_storage.py#L42) that can result in Session Hijacking. This attack appear to be exploitable via Any method that allows setting session cookies (?session=<>, or meta tags or script tags with Set-Cookie).
History

Sat, 12 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00209}

epss

{'score': 0.00217}


Fri, 11 Jul 2025 20:15:00 +0000

Type Values Removed Values Added
First Time appeared Aio-libs
Aio-libs aiohttp Session
CPEs cpe:2.3:a:aio-libs_project:aiohttp:-:*:*:*:*:*:*:* cpe:2.3:a:aio-libs:aiohttp_session:*:*:*:*:*:*:*:*
Vendors & Products Aio-libs Project
Aio-libs Project aiohttp
Aio-libs
Aio-libs aiohttp Session
Metrics cvssV3_0

{'score': 6.5, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N'}

cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2018-06-26T16:00:00

Updated: 2024-08-05T12:40:47.085Z

Reserved: 2018-04-30T00:00:00

Link: CVE-2018-1000519

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2018-06-26T16:29:01.307

Modified: 2025-07-11T20:06:08.070

Link: CVE-2018-1000519

cve-icon Redhat

No data.