urllib3 is an HTTP client library for Python. From 1.10.3 until 2.8.0, the HTTPResponse.read_chunked and HTTPResponse.stream methods can allocate unbounded memory because the streaming chunk parser buffers the chunk-size field until newline or EOF without a length bound. The trig...
Product
redhat/python-attrs vulnerabilities
14 published CVES affecting redhat/python-attrs, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
- Total
- 14
- Critical
- 1
- High
- 8
- Medium
- 5
- Low
- 0
- Unscored
- 0
- CISA KEV
- 0
Latest redhat/python-attrs CVEs
Newest publication first
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HighCVSS 8.9 EPSS 0.34%
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MediumCVSS 6.9 EPSS 0.29%
urllib3 is an HTTP client library for Python. From 2.6.2 until 2.8.0, HTTPResponse.stream and HTTPResponse.read_chunked can enter an infinite loop because the Deflate decoder retains trailing bytes as unconsumed input after reaching end-of-stream and repeatedly decodes them witho...
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HighCVSS 7.6 EPSS 0.21%
urllib3 is an HTTP client library for Python. From 1.26.0 until 2.8.0, the proxy_ssl_context, proxy_assert_hostname, proxy_assert_fingerprint, ssl_context, cert_reqs, verify_mode, use_forwarding_for_https=True, and CERT_NONE configuration paths fail to remain separated because ta...
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CriticalCVSS 9.3 EPSS 0.29%
AnyIO is a high level asynchronous concurrency and networking framework that works on top of either Trio or asyncio. Prior to 4.14.2, connect_tcp() and TLSStream.wrap() can validate internationalized host names after the standard library converts them with IDNA 2003 instead of ID...
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MediumCVSS 6.8 EPSS 0.16%
AnyIO is a high level asynchronous concurrency and networking framework that works on top of either Trio or asyncio. Prior to 4.14.2, AnyIO starts process-pool workers with standard error connected to a pipe that the parent never drains, even though the documented behavior redire...
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HighCVSS 7.0 EPSS 0.11%
AnyIO is a high level asynchronous concurrency and networking framework that works on top of either Trio or asyncio. In 4.14.0, AnyIO accepts the POSIX extra_groups argument in anyio.run_process() and anyio.open_process(), but open_process() forwards the group argument to the bac...
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MediumCVSS 5.3 EPSS 0.61%
Soup Sieve is a CSS selector library designed to be used with Beautiful Soup 4. Prior to 2.9, selector_iter in src/soupsieve/css_parser.py trims the raw selector with RE_WS_END, an end-anchored WSC whitespace-and-comment expression used with search(), so the regular expression en...
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MediumCVSS 5.3 EPSS 0.61%
Soup Sieve is a CSS selector library designed to be used with Beautiful Soup 4. Prior to 2.9, the selector parser in src/soupsieve/css_parser.py defines IDENTIFIER with adjacent quantified groups over overlapping character classes, and VALUE embeds IDENTIFIER for attribute select...
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HighCVSS 8.8 EPSS 0.30%
PIA's POST /v1/upload/sbom endpoint accepts a Bearer JWT and checks its unverified iss claim against an issuer allowlist using Python's urlparse before performing OIDC discovery with requests. Because urlparse and requests/urllib3 parse an authority string containing a backslash...
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CVE-2026-49476 Soup Sieve: Memory Exhaustion via Large Comma-Separated Selector Lists in soupsieve
PublishedHighCVSS 7.5 EPSS 0.64%Soup Sieve is a CSS selector library designed to be used with Beautiful Soup 4. Prior to 2.8.4, the CSS selector parser in soupsieve allocates unbounded memory when compiling large comma-separated selector lists, allowing an attacker who can supply a crafted selector string to so...
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CVE-2026-49477 Soup Sieve: Regular Expression Denial of Service (ReDoS) in soupsieve Selector Parser
PublishedHighCVSS 7.5 EPSS 0.64%Soup Sieve is a CSS selector library designed to be used with Beautiful Soup 4. Prior to 2.8.4, the CSS selector parser in soupsieve contains a regular expression vulnerable to catastrophic backtracking when processing an attribute selector with an unterminated quoted value in so...
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MediumCVSS 6.9 EPSS 0.41%
Internationalized Domain Names in Applications (IDNA) for Python provides support for Internationalized Domain Names in Applications (IDNA) and Unicode IDNA Compatibility Processing. In versions prior to 3.15, payloads such as "\u0660" * N or "\u30fb" * N + "\u6f22" utilize the v...
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CVE-2026-44431 urllib3: Sensitive headers forwarded across origins in proxied low-level redirects
PublishedHighCVSS 8.2 EPSS 0.33%urllib3 is an HTTP client library for Python. From 1.23 to before 2.7.0, cross-origin redirects followed from the low-level API via ProxyManager.connection_from_url().urlopen(..., assert_same_host=False) still forward these sensitive headers. This vulnerability is fixed in 2.7.0.
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CVE-2026-44432 urllib3: Decompression-bomb safeguards bypassed in parts of the streaming API
PublishedHighCVSS 8.9 EPSS 0.68%urllib3 is an HTTP client library for Python. From 2.6.0 to before 2.7.0, urllib3 could decompress the whole response instead of the requested portion (1) during the second HTTPResponse.read(amt=N) call when the response was decompressed using the official Brotli library or (2) w...
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.