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CVE-2023-26159

Follow Redirects improperly handles URLs in the url.parse() function

7.3 HighFix available

Versions of the package follow-redirects before 1.15.4 are vulnerable to Improper Input Validation due to the improper handling of URLs by the url.parse() function. When new URL() throws an error, it can be manipulated to misinterpret the hostname. An attacker could exploit this weakness to redirect traffic to a malicious site, potentially leading to information disclosure, phishing attacks, or other security breaches.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
Low
Integrity
Low
Availability
Low

Exploit likelihood

0.80%Up 0.8 points since Jan 3, 2024
90%50%10%1%

What each source reports

CVE List Score used 7.3

Versions of the package follow-redirects before 1.15.4 are vulnerable to Improper Input Validation due to the improper handling of URLs by the url.parse() function. When new URL() throws an error, it can be manipulated to misinterpret the hostname. An attacker could exploit this weakness to redirect traffic to a malicious site, potentially leading to information disclosure, phishing attacks, or other security breaches.

Record
CVE-2023-26159
CVSS 3.1
7.3 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P
Weakness
CWE-20, CWE-601
Updated
2026-11-02
EUVDEUVD-2024-0377 7.3

Versions of the package follow-redirects before 1.15.4 are vulnerable to Improper Input Validation due to the improper handling of URLs by the url.parse() function. When new URL() throws an error, it can be manipulated to misinterpret the hostname. An attacker could exploit this weakness to redirect traffic to a malicious site, potentially leading to information disclosure, phishing attacks, or other security breaches.

Record
EUVD-2024-0377
CVSS 3.1
7.3 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P
Updated
2026-11-02
GitHub AdvisoriesGHSA-jchw-25xp-jwwc 6.1

Follow Redirects improperly handles URLs in the url.parse() function

Versions of the package follow-redirects before 1.15.4 are vulnerable to Improper Input Validation due to the improper handling of URLs by the url.parse() function. When new URL() throws an error, it can be manipulated to misinterpret the hostname. An attacker could exploit this weakness to redirect traffic to a malicious site, potentially leading to information disclosure, phishing attacks, or other security breaches.

Record
GHSA-jchw-25xp-jwwc
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-20, CWE-601
Updated
2026-11-02
NVD 7.3

Versions of the package follow-redirects before 1.15.4 are vulnerable to Improper Input Validation due to the improper handling of URLs by the url.parse() function. When new URL() throws an error, it can be manipulated to misinterpret the hostname. An attacker could exploit this weakness to redirect traffic to a malicious site, potentially leading to information disclosure, phishing attacks, or other security breaches.

Record
CVE-2023-26159
CVSS 3.1
7.3 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-20, CWE-601
Updated
2026-11-02
OSVAZL-32314 6.1

CVE-2023-26159 affecting package reaper for versions less than 3.1.1-8

Versions of the package follow-redirects before 1.15.4 are vulnerable to Improper Input Validation due to the improper handling of URLs by the url.parse() function. When new URL() throws an error, it can be manipulated to misinterpret the hostname. An attacker could exploit this weakness to redirect traffic to a malicious site, potentially leading to information disclosure, phishing attacks, or other security breaches.

Record
AZL-32314
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-02
OSVAZL-38299 6.1

CVE-2023-26159 affecting package python-tensorboard for versions less than 2.16.2-1

Versions of the package follow-redirects before 1.15.4 are vulnerable to Improper Input Validation due to the improper handling of URLs by the url.parse() function. When new URL() throws an error, it can be manipulated to misinterpret the hostname. An attacker could exploit this weakness to redirect traffic to a malicious site, potentially leading to information disclosure, phishing attacks, or other security breaches.

Record
AZL-38299
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-02
Show 13 moreShow less
OSVAZL-43636 6.1

CVE-2023-26159 affecting package js-jquery 3.5.0-4

Versions of the package follow-redirects before 1.15.4 are vulnerable to Improper Input Validation due to the improper handling of URLs by the url.parse() function. When new URL() throws an error, it can be manipulated to misinterpret the hostname. An attacker could exploit this weakness to redirect traffic to a malicious site, potentially leading to information disclosure, phishing attacks, or other security breaches.

Record
AZL-43636
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-02
OSVAZL-45348 6.1

CVE-2023-26159 affecting package js-jquery 3.5.0-4

Versions of the package follow-redirects before 1.15.4 are vulnerable to Improper Input Validation due to the improper handling of URLs by the url.parse() function. When new URL() throws an error, it can be manipulated to misinterpret the hostname. An attacker could exploit this weakness to redirect traffic to a malicious site, potentially leading to information disclosure, phishing attacks, or other security breaches.

Record
AZL-45348
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-05
OSV 7.3

Versions of the package follow-redirects before 1.15.4 are vulnerable to Improper Input Validation due to the improper handling of URLs by the url.parse() function. When new URL() throws an error, it can be manipulated to misinterpret the hostname. An attacker could exploit this weakness to redirect traffic to a malicious site, potentially leading to information disclosure, phishing attacks, or other security breaches.

Record
CVE-2023-26159
CVSS 3.1
7.3 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P
Weakness
CWE-20
Updated
2026-11-02
OSVDEBIAN-CVE-2023-26159 6.1

Versions of the package follow-redirects before 1.15.4 are vulnerable to Improper Input Validation due to the improper handling of URLs by the url.parse() function. When new URL() throws an error, it can be manipulated to misinterpret the hostname. An attacker could exploit this weakness to redirect traffic to a malicious site, potentially leading to information disclosure, phishing attacks, or other security breaches.

Record
DEBIAN-CVE-2023-26159
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-02
OSVGHSA-jchw-25xp-jwwc 6.1

Follow Redirects improperly handles URLs in the url.parse() function

Versions of the package follow-redirects before 1.15.4 are vulnerable to Improper Input Validation due to the improper handling of URLs by the url.parse() function. When new URL() throws an error, it can be manipulated to misinterpret the hostname. An attacker could exploit this weakness to redirect traffic to a malicious site, potentially leading to information disclosure, phishing attacks, or other security breaches.

Record
GHSA-jchw-25xp-jwwc
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness
CWE-20, CWE-601
Updated
2026-11-02
OSVUBUNTU-CVE-2023-26159 7.3

Versions of the package follow-redirects before 1.15.4 are vulnerable to Improper Input Validation due to the improper handling of URLs by the url.parse() function. When new URL() throws an error, it can be manipulated to misinterpret the hostname. An attacker could exploit this weakness to redirect traffic to a malicious site, potentially leading to information disclosure, phishing attacks, or other security breaches.

Record
UBUNTU-CVE-2023-26159
CVSS 3.1
7.3 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CVSS 3.1
6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated
2026-11-02
OSVCLSA-2026-1774830259 No score

TuxCare security update for follow-redirects (4 CVEs)

TuxCare rebuilt follow-redirects to address 4 CVEs. Fixed in 0.0.3-tuxcare.1.

Record
CLSA-2026-1774830259
Updated
2026-11-02
OSVCLSA-2026-1776818197 No score

TuxCare security update for follow-redirects (1 CVE)

TuxCare rebuilt follow-redirects to address 1 CVE. Fixed in 1.0.0-tuxcare.2.

Record
CLSA-2026-1776818197
Updated
2026-11-02
OSVCLSA-2026-1782176274 No score

TuxCare security update for follow-redirects (5 CVEs)

TuxCare rebuilt follow-redirects to address 5 CVEs. Fixed in 1.5.10-tuxcare.1.

Record
CLSA-2026-1782176274
Updated
2026-11-02
OSVCLSA-2026-1782262692 No score

TuxCare security update for follow-redirects (4 CVEs)

TuxCare rebuilt follow-redirects to address 4 CVEs. Fixed in 1.15.3-tuxcare.1.

Record
CLSA-2026-1782262692
Updated
2026-11-02
OSVCLSA-2026-1782262693 No score

TuxCare security update for follow-redirects (4 CVEs)

TuxCare rebuilt follow-redirects to address 4 CVEs. Fixed in 1.15.2-tuxcare.1.

Record
CLSA-2026-1782262693
Updated
2026-11-02
OSVCLSA-2026-1792074325 No score

TuxCare security update for follow-redirects (4 CVEs)

TuxCare rebuilt follow-redirects to address 4 CVEs. Fixed in 1.2.6-tuxcare.2.

Record
CLSA-2026-1792074325
Updated
2026-11-02
OSVUSN-8217-1 No score

node-follow-redirects vulnerabilities

It was discovered that follow-redirects did not properly protect sensitive user information during redirects. An attacker could possibly use this issue to expose sensitive information. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2022-0155)

It was discovered that follow-redirects did not properly remove sensitive information before storage or transfer. An attacker could possibly use this issue to expose sensitive information. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2022-0536)

It was discovered that follow-redirects did not properly validate URLs when handling certain inputs. An attacker could possibly use this issue to redirect users to a malicious site, resulting in information disclosure or phishing attacks. (CVE-2023-26159)

It was discovered that follow-redirects did not properly clear proxy authentication headers during cross-domain redirects. An attacker could possibly use this issue to cause exposure of sensitive credentials. (CVE-2024-28849)

Record
USN-8217-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
follow-redirects
npm
before 1.15.4
1.15.4
reaper
Azure Linux:2
before 3.1.1-8
3.1.1-8
python-tensorboard
Azure Linux:3
before 2.16.2-1
2.16.2-1
js-jquery
Azure Linux:2
through 3.5.0-4 None known
js-jquery
Azure Linux:3
through 3.5.0-4 None known
follow-redirects
TuxCare:npm
From an advisory covering 4 CVEs
0.0.3-tuxcare.0 up to 0.0.3-tuxcare.1, plus listed versions
0.0.3
0.0.3-tuxcare.1
follow-redirects
TuxCare:npm
1.0.0-tuxcare.0 up to 1.0.0-tuxcare.2, plus listed versions
1.0.01.0.0-tuxcare.1
1.0.0-tuxcare.2
follow-redirects
TuxCare:npm
From an advisory covering 4 CVEs
1.5.10-tuxcare.0 up to 1.5.10-tuxcare.1, plus listed versions
1.5.10
1.5.10-tuxcare.1
follow-redirects
TuxCare:npm
From an advisory covering 3 CVEs
1.15.3-tuxcare.0 up to 1.15.3-tuxcare.1, plus listed versions
1.15.3
1.15.3-tuxcare.1
follow-redirects
TuxCare:npm
From an advisory covering 3 CVEs
1.15.2-tuxcare.0 up to 1.15.2-tuxcare.1, plus listed versions
1.15.2
1.15.2-tuxcare.1
Show 10 moreShow less
Affected packages
PackageAffectedFixed
follow-redirects
TuxCare:npm
From an advisory covering 4 CVEs
1.2.6-tuxcare.0 up to 1.2.6-tuxcare.2, plus listed versions
1.2.61.2.6-tuxcare.1
1.2.6-tuxcare.2
node-follow-redirects
Debian:12
All versions, plus listed versions
1.15.11+~1.14.4-11.15.11+~1.14.4-21.15.2+~1.14.1-11.15.3+~1.14.2-11.15.6+~1.14.4-1
Show 5 moreShow less
1.15.6+~1.14.4-21.15.9+~1.14.4-11.16.0+~1.14.4-11.16.0+~1.14.4-21.16.1+~1.14.4-1
None known
node-follow-redirects
Debian:13
before 1.15.6+~1.14.4-1
1.15.6+~1.14.4-1
node-follow-redirects
Debian:14
before 1.15.6+~1.14.4-1
1.15.6+~1.14.4-1
node-follow-redirects
Ubuntu:Pro:18.04:LTS
before 1.2.4-1ubuntu0.18.04.1~esm1, plus listed versions
1.2.4-1
1.2.4-1ubuntu0.18.04.1~esm1
node-follow-redirects
Ubuntu:Pro:20.04:LTS
before 1.2.4-1ubuntu0.20.04.1~esm1, plus listed versions
1.2.4-1
1.2.4-1ubuntu0.20.04.1~esm1
node-follow-redirects
Ubuntu:Pro:22.04:LTS
before 1.14.9+~1.14.1-1ubuntu0.1~esm1, plus listed versions
1.13.1-11.14.5-11.14.7+~1.13.1-11.14.8+~1.14.0-11.14.9+~1.14.1-1
1.14.9+~1.14.1-1ubuntu0.1~esm1
node-follow-redirects
Ubuntu:Pro:18.04:LTS
From an advisory covering 4 CVEs
before 1.2.4-1ubuntu0.18.04.1~esm1, plus listed versions
1.2.4-1
1.2.4-1ubuntu0.18.04.1~esm1
node-follow-redirects
Ubuntu:Pro:20.04:LTS
From an advisory covering 4 CVEs
before 1.2.4-1ubuntu0.20.04.1~esm1, plus listed versions
1.2.4-1
1.2.4-1ubuntu0.20.04.1~esm1
node-follow-redirects
Ubuntu:Pro:22.04:LTS
From an advisory covering 4 CVEs
before 1.14.9+~1.14.1-1ubuntu0.1~esm1, plus listed versions
1.13.1-11.14.5-11.14.7+~1.13.1-11.14.8+~1.14.0-11.14.9+~1.14.1-1
1.14.9+~1.14.1-1ubuntu0.1~esm1

History

History
RecordedChangedSources
affectedOSV
facts
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-26159 is a high vulnerability (CVSS 7.3) in Follow-redirects, published January 2, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.80%, the 56th percentile. Fixed in follow-redirects 1.15.4.

References

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