How many CVEs have patched _RestrictedCookieUnpickler?

2 published CVEs changed _RestrictedCookieUnpickler in aio-libs/aiohttp, in 2 distinct patches totalling 38 changed lines, between 2026 and 2026.

What is the latest CVE that changed _RestrictedCookieUnpickler?

CVE-2026-54279 (AIOHTTP: Host-Only Cookies Become Domain Cookies After CookieJar Persistence), published 2026-06-22, changed lines 42 to 44 of aiohttp/cookiejar.py.

How does _RestrictedCookieUnpickler compare to the rest of aio-libs/aiohttp?

aio-libs/aiohttp has 42 CVEs with a located fix in total; 2 of them changed _RestrictedCookieUnpickler.

What do the line numbers refer to?

Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

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aio-libs/aiohttp

Class

_RestrictedCookieUnpickler

Name: _RestrictedCookieUnpickler in aio-libs/aiohttp: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

aiohttp/cookiejar.py

Last patched June 22, 2026

2

CVEs

That changed this function

2

Distinct patches

Backports counted once

38

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

_RestrictedCookieUnpickler in aio-libs/aiohttp was changed by 2 published CVE fixes in 2026, in 2 distinct patches that added or removed 38 lines in total.

aio-libs/aiohttp has 42 CVEs with a located fix in total, so 5% of them touched this function.

CVEs that patched it

Every published CVE whose fix changed _RestrictedCookieUnpickler, newest first, with the lines each fix touched.

AIOHTTP: Host-Only Cookies Become Domain Cookies After CookieJar Persistence
CVE-2026-54279 · lines 42–44 · +3 −0
Low · CVSS 1.3
EPSS 0.5%2026-06-22
AIOHTTP Vulnerable to Deserialization of Untrusted Data
CVE-2026-34993 · lines 42–76 · +35 −0
High · CVSS 7.3
EPSS 0.5%2026-06-02

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Other functions in these files

Functions in the same file that CVE fixes also changed.

Other hotspots in the repository

Functions in aio-libs/aiohttp changed by the most CVE fixes.

parse_headers8 CVEs · aiohttp/http_parser.py feed_data7 CVEs · aiohttp/http_parser.py get_content_length6 CVEs · aiohttp/http_parser.py __init__5 CVEs · aiohttp/http_parser.py parse_message4 CVEs · aiohttp/http_parser.py post4 CVEs · aiohttp/web_request.py

All patched functions in aio-libs/aiohttp

Frequently asked questions

Common questions about CVE fixes to _RestrictedCookieUnpickler.

How many CVEs have patched _RestrictedCookieUnpickler?: 2 published CVEs changed _RestrictedCookieUnpickler in aio-libs/aiohttp, in 2 distinct patches totalling 38 changed lines, between 2026 and 2026.
What is the latest CVE that changed _RestrictedCookieUnpickler?: CVE-2026-54279 (AIOHTTP: Host-Only Cookies Become Domain Cookies After CookieJar Persistence), published 2026-06-22, changed lines 42 to 44 of aiohttp/cookiejar.py.
How does _RestrictedCookieUnpickler compare to the rest of aio-libs/aiohttp?: aio-libs/aiohttp has 42 CVEs with a located fix in total; 2 of them changed _RestrictedCookieUnpickler.
What do the line numbers refer to?: Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

References

Fix locations are computed by RadicalNotion.AI from the upstream patch diff of each CVE. CVE data is sourced from the CVE Program.

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