GHSA-J5G9-F88F-GFJ3 httplib2: Decompression Bomb Denial of Service via Unbounded gzip/deflate Response Handling

Summary The httplib2 HTTP client library performs unbounded decompression of HTTP response bodies encoded with Content-Encoding: gzip or deflate. A malicious or compromised HTTP server can return a small compressed payload approximately 150 KB that expands to an arbitrarily large size in memory 1...

httplib2: Decompression Bomb Denial of Service via Unbounded gzip/deflate Response Handling

Summary The httplib2 HTTP client library performs unbounded decompression of HTTP response bodies encoded with Content-Encoding: gzip or deflate. A malicious or compromised HTTP server can return a small compressed payload approximately 150 KB that expands to an arbitrarily large size in memory 1...

EUVD-2026-42364

httplib2: Decompression Bomb Denial of Service via Unbounded gzip/deflate Response Handling...

Denial Of Service (DoS)

httplib2 is vulnerable to Denial Of Service DoS. The vulnerability is due to unbounded decompression of HTTP response bodies encoded with gzip or deflate, which allows a malicious server to return a compression bomb that exhausts client memory and causes a crash or out-of-memory condition...

Ubuntu 22.04 LTS / 24.04 LTS / 26.04 LTS : httplib2 vulnerability (USN-8537-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 26.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-8537-1 advisory. It was discovered that httplib2 performed unbounded decompression of HTTP response bodies when the server used gzip or deflate...

USN-8537-1: httplib2 vulnerability

It was discovered that httplib2 performed unbounded decompression of HTTP response bodies when the server used gzip or deflate Content-Encoding. A remote attacker could possibly use this issue to cause httplib2 to use excessive resources, leading to a denial of service...

USN-8537-1 python-httplib2 vulnerability

It was discovered that httplib2 performed unbounded decompression of HTTP response bodies when the server used gzip or deflate Content-Encoding. A remote attacker could possibly use this issue to cause httplib2 to use excessive resources, leading to a denial of service...

PT-2026-60058

It was discovered that httplib2 performed unbounded decompression of HTTP response bodies when the server used gzip or deflate Content-Encoding. A remote attacker could possibly use this issue to cause httplib2 to use excessive resources, leading to a denial of service...

SUSE CVE-2026-59939

httplib2 is a comprehensive HTTP client library for Python. Prior to 0.32.0, httplib2 performs unbounded decompression of HTTP response bodies encoded with Content-Encoding: gzip or deflate in decompressContent in httplib2/init.py, allowing a malicious or compromised HTTP server to return a small...

CVE-2026-59939

A flaw was found in httplib2, a Python HTTP client library. This vulnerability allows a malicious or compromised HTTP server to send a small compressed data payload that, when decompressed by httplib2, expands to an extremely large size in memory. This unbounded decompression can lead to a Denial...

CVE-2026-59939

creationtimestamp| type| source ---|---|--- 2026-07-09 16:00:46+00:00| seen| https://www.acn.gov.it/portale/w/httplib2-poc-pubblico-per-lo-sfruttamento-della-cve-2026-59939 2026-07-10 01:00:48+00:00| seen|...

UBUNTU-CVE-2026-59939

httplib2 is a comprehensive HTTP client library for Python. Prior to 0.32.0, httplib2 performs unbounded decompression of HTTP response bodies encoded with Content-Encoding: gzip or deflate in decompressContent in httplib2/init.py, allowing a malicious or compromised HTTP server to return a small...

Linux Distros Unpatched Vulnerability : CVE-2026-59939

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - httplib2 is a comprehensive HTTP client library for Python. Prior to 0.32.0, httplib2 performs unbounded decompression of HTTP response bodies encoded with...

CVE-2026-59939

httplib2 is a comprehensive HTTP client library for Python. Prior to 0.32.0, httplib2 performs unbounded decompression of HTTP response bodies encoded with Content-Encoding: gzip or deflate in decompressContent in httplib2/init.py, allowing a malicious or compromised HTTP server to return a small...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview httplib2 is a small HTTP client library for Python. Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification through the decompressContent function in httplib2/init.py. An attacker can exhaust memory and crash the client by sendin...

acdcserver (>=2.3.10rc8, <=2.4.5.8), aider-ce (>=0.87.2.dev9, <=0.87.3.dev4) +344 more potentially affected by CVE-2026-59939 via httplib2 (>=0.9.0, <=0.31.2)

httplib2 PYPI version =0.9.0, =2.3.10rc8, =0.87.2.dev9, =0.82.3, =0.1.0.dev19, =0.1.0, =0.2.0, =1.4.6, =0.1.0, =2021.2.5rc1, =2.11.0, =1.16.0, =2.3.0 and more Source cves: CVE-2026-59939 Source advisory: SNYK:PYTHON-HTTPLIB2-17900545...

PYSEC-2026-3444

httplib2 is a comprehensive HTTP client library for Python. Prior to 0.32.0, httplib2 performs unbounded decompression of HTTP response bodies encoded with Content-Encoding: gzip or deflate in decompressContent in httplib2/init.py, allowing a malicious or compromised HTTP server to return a small...

AZL-92295 CVE-2026-59939 affecting package python-httplib2 0.20.3-3

httplib2 is a comprehensive HTTP client library for Python. Prior to 0.32.0, httplib2 performs unbounded decompression of HTTP response bodies encoded with Content-Encoding: gzip or deflate in decompressContent in httplib2/init.py, allowing a malicious or compromised HTTP server to return a small...

DEBIAN-CVE-2026-59939

httplib2 is a comprehensive HTTP client library for Python. Prior to 0.32.0, httplib2 performs unbounded decompression of HTTP response bodies encoded with Content-Encoding: gzip or deflate in decompressContent in httplib2/init.py, allowing a malicious or compromised HTTP server to return a small...

acdcserver (>=2.3.10rc8, <=2.4.5.8), aider-ce (>=0.87.2.dev9, <=0.87.3.dev4) +344 more potentially affected by CVE-2026-59939 via httplib2 (>=0.9.0, <=0.31.2)

httplib2 PYPI version =0.9.0, =2.3.10rc8, =0.87.2.dev9, =0.82.3, =0.1.0.dev19, =0.1.0, =0.2.0, =1.4.6, =0.1.0, =2021.2.5rc1, =2.11.0, =1.16.0, =2.3.0 and more Source cves: CVE-2026-59939 Source advisory: OSV:PYSEC-2026-3444...