How severe is CVE-2014-1830?

CVE-2014-1830 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2014-1830 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-1830?

CVE-2014-1830 primarily affects Python Requests. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-1830?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2014-1830 published?

CVE-2014-1830 was published on 2014-10-15 and last updated on 2026-06-17.

CVE-2014-1830

CVE-2014-1830 is a medium-severity vulnerability in Python Requests with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Python Requests
Published: 2014-10-15
Last modified: 2026-06-17

Description

Requests (aka python-requests) before 2.3.0 allows remote servers to obtain sensitive information by reading the Proxy-Authorization header in a redirected request.

Frequently asked questions

What is CVE-2014-1830?: Requests (aka python-requests) before 2.3.0 allows remote servers to obtain sensitive information by reading the Proxy-Authorization header in a redirected request.
How severe is CVE-2014-1830?: CVE-2014-1830 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2014-1830 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-1830?: CVE-2014-1830 primarily affects Python Requests. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-1830?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-1830 published?: CVE-2014-1830 was published on 2014-10-15 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*
cpe:2.3:a:python:requests:*:*:*:*:*:*:*:*

More vulnerabilities in Python Requests

CVE-2018-18074 — High (CVSS 7.5): The Requests package before 2.20.0 for Python sends an HTTP Authorization header to an http URI upon receiving a…
CVE-2015-2296 — Medium (CVSS 6.8): The resolve_redirects function in sessions.py in requests 2.1.0 through 2.5.3 allows remote attackers to conduct…
CVE-2023-32681 — Medium (CVSS 6.1): Requests is a HTTP library. Since Requests 2.3.0, Requests has been leaking Proxy-Authorization headers to destination…
CVE-2014-1829 — Medium (CVSS 5.0): Requests (aka python-requests) before 2.3.0 allows remote servers to obtain a netrc password by reading the…
CVE-2026-25645 — Medium (CVSS 4.4): Requests is a HTTP library. Prior to version 2.33.0, the `requests.utils.extract_zipped_paths()` utility function uses…

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