CVE-2026-34514

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, an attacker who controls the contenttype parameter in aiohttp could use this to inject extra headers or similar exploits. This issue has been patched in version 3.13.4...

CVE-2026-22815 AIOHTTP: Uncapped memory usage possible through aiohttp allowing unlimited trailer headers

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, insufficient restrictions in header/trailer handling could cause uncapped memory usage. This issue has been patched in version 3.13.4...

CVE-2026-22815

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, insufficient restrictions in header/trailer handling could cause uncapped memory usage. This issue has been patched in version 3.13.4...

CVE-2026-22815 AIOHTTP: Uncapped memory usage possible through aiohttp allowing unlimited trailer headers

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, insufficient restrictions in header/trailer handling could cause uncapped memory usage. This issue has been patched in version 3.13.4...

CVE-2026-22815

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, insufficient restrictions in header/trailer handling could cause uncapped memory usage. This issue has been patched in version 3.13.4...

0x20bf (0.0.1), 2keys (0.5.1) +3262 more potentially affected by CVE-2026-22815 via aiohttp (>=3.0.0b0, <=3.13.3)

aiohttp PYPI version =3.0.0b0, =0.0.1a0, =0.0.15, =0.1.0, =0.5.0a0, =1.0.0, =1.0.0, =0.0.1, =1.0.2, =0.2.1, =0.1.2, =0.1.9 - ab-data-processing 0.0.1 and more Source cves: CVE-2026-22815 Source advisory: SNYK:PYTHON-AIOHTTP-15873739...

0x20bf (0.0.1), 2keys (0.5.1) +3370 more potentially affected by CVE-2026-22815 via aiohttp (>=0.6.4, <=3.13.3)

aiohttp PYPI version =0.6.4, =0.0.1a0, =0.0.15, =0.1.0, =0.5.0a0, =1.0.0, =1.0.0, =0.0.1, =1.0.2, =0.2.1, =0.1.2, =0.1.9 - ab-data-processing 0.0.1 and more Source cves: CVE-2026-22815 Source advisory: MEND:CVE-2026-22815...

Allocation of Resources Without Limits or Throttling

Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling due to insufficient restrictions in the handling of HTTP headers and trailers. An attacker can exhaust system memory by sending specially crafted requests, potentially leading to...

CVE-2026-22815

The aiohttp asynchronous HTTP client/server framework for asyncio and Python is vulnerable to uncapped memory usage due to insufficient restrictions in header and trailer handling . An attacker could exploit this by sending a controlled request or response, potentially leading to memory exhaustio...

CVE-2026-22815 AIOHTTP: Uncapped memory usage possible through aiohttp allowing unlimited trailer headers

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, insufficient restrictions in header/trailer handling could cause uncapped memory usage. This issue has been patched in version 3.13.4...

CVE-2026-22815

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, insufficient restrictions in header/trailer handling could cause uncapped memory usage. This issue has been patched in version 3.13.4...

CVE-2026-34513

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, an unbounded DNS cache could result in excessive memory usage possibly resulting in a DoS situation. This issue has been patched in version 3.13.4...

CVE-2026-34513

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, an unbounded DNS cache could result in excessive memory usage possibly resulting in a DoS situation. This issue has been patched in version 3.13.4...

CVE-2026-34513

CVE-2026-34513 affects aiohttp prior to 3.13.4, where an unbounded DNS cache could cause excessive memory usage leading to a DoS. The issue has been patched in 3.13.4. Affected component: aiohttp (async HTTP client/server for asyncio). Root cause: unbounded DNS cache memory growth. Impact: potent...

CVE-2026-34513 AIOHTTP: Denial of Service (DoS) via Unbounded DNS Cache in TCPConnector

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, an unbounded DNS cache could result in excessive memory usage possibly resulting in a DoS situation. This issue has been patched in version 3.13.4...

CVE-2026-34513

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, an unbounded DNS cache could result in excessive memory usage possibly resulting in a DoS situation. This issue has been patched in version 3.13.4...

CVE-2026-34513

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, an unbounded DNS cache could result in excessive memory usage possibly resulting in a DoS situation. This issue has been patched in version 3.13.4...

0x20bf (0.0.1), 2keys (0.5.1) +3370 more potentially affected by CVE-2026-34513 via aiohttp (>=0.6.4, <=3.13.3)

aiohttp PYPI version =0.6.4, =0.0.1a0, =0.0.15, =0.1.0, =0.5.0a0, =1.0.0, =1.0.0, =0.0.1, =1.0.2, =0.2.1, =0.1.2, =0.1.9 - ab-data-processing 0.0.1 and more Source cves: CVE-2026-34513 Source advisory: MEND:CVE-2026-34513...

pyplanet (0.5.3) potentially affected by CVE-2026-22815 via aiohttp (2.3.3)

aiohttp PYPI version 2.3.3 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - pyplanet 0.5.3 Source cves: CVE-2026-22815 Source advisory: OSV:GHSA-W2FM-2CPV-W7V5...

muffin (0.7.0), solo (0.0.1) potentially affected by CVE-2026-22815 via aiohttp (0.21.5)

aiohttp PYPI version 0.21.5 is affected by a known vulnerability. The following packages have a transitive dependency on aiohttp and may be impacted: - muffin 0.7.0 - solo 0.0.1 Source cves: CVE-2026-22815 Source advisory: OSV:GHSA-W2FM-2CPV-W7V5...