HTTP Request Smuggling

aiohttp is vulnerable to HTTP request smuggling. The vulnerability is due to improper parsing of trailer sections in HTTP requests when the pure Python version of aiohttp is used or the AIOHTTPNOEXTENSIONS flag is enabled, which allows an attacker to smuggle HTTP requests and potentially bypass...

SUSE CVE-2025-53643

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.12.14, the Python parser is vulnerable to a request smuggling vulnerability due to not parsing trailer sections of an HTTP request. If a pure Python version of aiohttp is installed i.e. without the...

AZL-65256 CVE-2025-53643 affecting package python-aiohttp 3.6.2-3

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.12.14, the Python parser is vulnerable to a request smuggling vulnerability due to not parsing trailer sections of an HTTP request. If a pure Python version of aiohttp is installed i.e. without the...

DEBIAN-CVE-2025-53643

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.12.14, the Python parser is vulnerable to a request smuggling vulnerability due to not parsing trailer sections of an HTTP request. If a pure Python version of aiohttp is installed i.e. without the...

CVE-2025-53643

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.12.14, the Python parser is vulnerable to a request smuggling vulnerability due to not parsing trailer sections of an HTTP request. If a pure Python version of aiohttp is installed i.e. without the...

AZL-65252 CVE-2025-53643 affecting package python-aiohttp 3.6.2-3

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.12.14, the Python parser is vulnerable to a request smuggling vulnerability due to not parsing trailer sections of an HTTP request. If a pure Python version of aiohttp is installed i.e. without the...

UBUNTU-CVE-2025-53643

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.12.14, the Python parser is vulnerable to a request smuggling vulnerability due to not parsing trailer sections of an HTTP request. If a pure Python version of aiohttp is installed i.e. without the...

CVE-2025-53643

CVE-2025-53643 (aiohttp) : Prior to 3.12.14, the Python parser is vulnerable to HTTP request smuggling due to not parsing trailer sections. If a pure-Python build (no C extensions) or AIOHTTP_NO_EXTENSIONS is used, an attacker may smuggle requests to bypass certain firewalls/proxy protections. Th...

CVE-2025-53643 AIOHTTP is vulnerable to HTTP Request/Response Smuggling through incorrect parsing of chunked trailer sections

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.12.14, the Python parser is vulnerable to a request smuggling vulnerability due to not parsing trailer sections of an HTTP request. If a pure Python version of aiohttp is installed i.e. without the...

CVE-2025-53643

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.12.14, the Python parser is vulnerable to a request smuggling vulnerability due to not parsing trailer sections of an HTTP request. If a pure Python version of aiohttp is installed i.e. without the...

0x20bf (0.0.1), 2keys (0.5.1) +3055 more potentially affected by CVE-2025-53643 via aiohttp (>=0.6.4, <=3.12.13)

aiohttp PYPI version =0.6.4, =0.0.1a0, =0.1.0, =0.5.0a0, =1.0.0, =1.0.0, =0.0.1, =1.0.2, =0.2.1, =0.1.2, =0.1.0, =0.1.0b0, =1.0.99 and more Source cves: CVE-2025-53643 Source advisory: MEND:CVE-2025-53643...

CVE-2025-53643 AIOHTTP is vulnerable to HTTP Request/Response Smuggling through incorrect parsing of chunked trailer sections

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.12.14, the Python parser is vulnerable to a request smuggling vulnerability due to not parsing trailer sections of an HTTP request. If a pure Python version of aiohttp is installed i.e. without the...

CVE-2025-53643 AIOHTTP is vulnerable to HTTP Request/Response Smuggling through incorrect parsing of chunked trailer sections

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.12.14, the Python parser is vulnerable to a request smuggling vulnerability due to not parsing trailer sections of an HTTP request. If a pure Python version of aiohttp is installed i.e. without the...

CVE-2025-53643

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.12.14, the Python parser is vulnerable to a request smuggling vulnerability due to not parsing trailer sections of an HTTP request. If a pure Python version of aiohttp is installed i.e. without the...

AIOHTTP is vulnerable to HTTP Request/Response Smuggling through incorrect parsing of chunked trailer sections

Summary The Python parser is vulnerable to a request smuggling vulnerability due to not parsing trailer sections of an HTTP request. Impact If a pure Python version of aiohttp is installed i.e. without the usual C extensions or AIOHTTPNOEXTENSIONS is enabled, then an attacker may be able to execu...

HTTP Request Smuggling

Overview Affected versions of this package are vulnerable to HTTP Request Smuggling via incorrect parsing of the trailer section in HTTP requests. An attacker can bypass firewall or proxy protections by crafting specially formed HTTP requests. Note: This is exploitable if the pure Python version ...

pushpull (0.0.2) potentially affected by CVE-2025-53643 via aiohttp (0.22.0)

aiohttp PYPI version 0.22.0 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - pushpull 0.0.2 Source cves: CVE-2025-53643 Source advisory: OSV:GHSA-9548-QRRJ-X5PJ...

0x20bf (0.0.1), 2keys (0.5.1) +2947 more potentially affected by CVE-2025-53643 via aiohttp (>=3.0.0b0, <=3.12.13)

aiohttp PYPI version =3.0.0b0, =0.0.1a0, =0.1.0, =0.5.0a0, =1.0.0, =1.0.0, =0.0.1, =1.0.2, =0.2.1, =0.1.2, =0.1.0, =0.1.0b0, =1.0.99 and more Source cves: CVE-2025-53643 Source advisory: GHSA-9548-QRRJ-X5PJ...

polyswarm-api (>=0.1.0, <=0.2.2), polyswarm-client (>=1.0.0rc0, <=1.0.2) +1 more potentially affected by CVE-2025-53643 via aiohttp (2.3.1)

aiohttp PYPI version 2.3.1 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - polyswarm-api =0.1.0, =1.0.0rc0, =0.2.0a7, =0.2.0a10 Source cves: CVE-2025-53643 Source advisory: OSV:GHSA-9548-QRRJ-X5PJ...

hdx-data-freshness (>=1.0.5, <=1.1.2), pyplanet (>=0.6.0rc1, <=0.10.5) potentially affected by CVE-2025-53643 via aiohttp (2.3.9)

aiohttp PYPI version 2.3.9 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - hdx-data-freshness =1.0.5, =0.6.0rc1, =0.10.5 Source cves: CVE-2025-53643 Source advisory: OSV:GHSA-9548-QRRJ-X5PJ...