aio-libs aiohttp-session version 2.6.0 and earlier contains a Other/Unknown vulnerability in EncryptedCookieStorage and NaClCookieStorage that can result in Non-expiring sessions / Infinite lifespan. This attack appear to be exploitable via Recreation of a cookie post-expiry with the same value.
{
"nvd_published_at": "2018-12-20T15:29:00Z",
"severity": "HIGH",
"github_reviewed_at": "2020-06-16T21:47:02Z",
"github_reviewed": true,
"cwe_ids": [
"CWE-613"
]
}