CVE-2026-111756 follow-redirects - Information Disclosure

follow-redirects 1.16.0 to < 1.16.1 contains an information disclosure caused by improper removal of sensitive headers when headers are provided as arrays, letting remote attackers harvest credential headers via cross-origin redirects, exploit requires attacker-controlled redirect.

CVSS base score 8.2 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
View the NVD record ↗

Details

Type
Information Disclosure
Impact
Information Disclosure
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Published
20 October 2026
Updated
21 October 2026
Weakness
CWE-200

Vendor fix

Update to version 1.16.1 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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