# waitress (PyPI) vulnerabilities

9 known vulnerabilities (1 critical, 6 high, 2 medium), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: not known (cve.now hasn't read this package's releases)
- Newest unaffected release: not known without release data
- Registry: https://pypi.org/project/waitress/

## Advisories (9)

### [CVE-2024-49768](https://cve.now/CVE-2024-49768): Waitress has request processing race condition in HTTP pipelining with invalid first request

- Severity: Critical 9.1
- Published: Oct 29, 2024
- Affected: from 2.0.0, fixed in 3.0.1.

### [CVE-2024-49769](https://cve.now/CVE-2024-49769): Waitress has a denial of service leading to high CPU usage/resource exhaustion

- Severity: High 7.5
- Published: Oct 29, 2024
- Affected: fixed in 3.0.1.

### [CVE-2022-31015](https://cve.now/CVE-2022-31015): Uncaught Exception (due to a data race) leads to process termination in Waitress

- Severity: Medium 6.5
- Published: May 31, 2022
- Affected: from 2.1.0, fixed in 2.1.2.

### [CVE-2022-24761](https://cve.now/CVE-2022-24761): HTTP Request Smuggling in waitress

- Severity: High 7.5
- Published: Mar 17, 2022
- Affected: fixed in 2.1.1.

### [CVE-2020-5236](https://cve.now/CVE-2020-5236): Catastrophic backtracking in regex allows Denial of Service in Waitress

- Severity: Medium 5.7
- Published: Feb 4, 2020
- Affected: from 1.4.2, fixed in 1.4.3; fixed in 1.4.3.

### [CVE-2019-16792](https://cve.now/CVE-2019-16792): HTTP Request Smuggling: Content-Length Sent Twice in Waitress

- Severity: High 7.1
- Published: Jan 22, 2020
- Affected: fixed in 1.4.0; fixed in 1.4.0.

### [CVE-2019-16789](https://cve.now/CVE-2019-16789): HTTP Request Smuggling in Waitress: Invalid whitespace characters in headers

- Severity: High 7.1
- Published: Dec 26, 2019
- Affected: fixed in 1.4.1; fixed in 1.4.2.

### [CVE-2019-16785](https://cve.now/CVE-2019-16785): HTTP Request Smuggling: LF vs CRLF handling in Waitress

- Severity: High 7.1
- Published: Dec 20, 2019
- Affected: fixed in 1.4.0; fixed in 1.4.0.

### [CVE-2019-16786](https://cve.now/CVE-2019-16786): HTTP Request Smuggling: Invalid Transfer-Encoding in Waitress

- Severity: High 7.1
- Published: Dec 20, 2019
- Affected: fixed in 1.4.0; fixed in 1.3.1.

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