01 Record

CVE-2026-113440

HTTP/1.1 and HTTP/2 redirects resend basic_auth and cookie to a different scheme or port in hackney

MediumPUBLISHEDCNA: EEF

CNA base score6.0 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

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02 Description

HTTP/1.1 and HTTP/2 redirects resend basic_auth and cookie to a different scheme or port in hackney

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 0.31% probability of exploitation activity in the next 30 days.
EPSS percentile: Equal to or higher than the score of 24.0% of scored records. A rank, not a probability.
NVD base score: 6.0 (CVSS v4.0), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/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
NVD analysis status: Awaiting Analysis. NVD last modified this record on 2026-10-26.
Red Hat severity: No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2026-10-26 13:49Z3 DAYS AGO

Last updated

2026-10-26 13:49Z3 DAYS AGO

Reserved

2026-10-26

Assigning CNA

EEF

Record state

PUBLISHED

Severity

Medium (CVSS 6.0)

CNA CVSS vector

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Weaknesses

CWE-522Insufficiently Protected CredentialsClass

Data version

5.2

Document digest

7e5e7e463fb15df04151a67aaa7984eb1c10bdcb1b0db1ce20b1179d374ba4bf

05 Affected products

VendorProductVersionsPlatforms

benoitchackney2.0.0 to < 4.9.0, 8f944559bdb83da60b5c06f6cf6d842591278364 to < 6548384b22ea196023a1963e2967d5715b6d9564—

06 References

github.comStrip basic_auth and cookie on redirects that change scheme or port (benoitc/hackney#979)https://github.com/benoitc/hackney/pull/979related
cna.erlef.orgEEF CNA record for CVE-2026-113440https://cna.erlef.org/cves/CVE-2026-113440.htmlrelated
osv.devOSV record EEF-CVE-2026-113440https://osv.dev/vulnerability/EEF-CVE-2026-113440related
github.comhackney 4.9.0 release noteshttps://github.com/benoitc/hackney/releases/tag/4.9.0vendor-advisoryrelated
github.comIntroducing commit 8f94455 in benoitc/hackneyhttps://github.com/benoitc/hackney/commit/8f944559bdb83da60b5c06f6cf6d842591278364related
github.comFix commit 6548384 in benoitc/hackneyhttps://github.com/benoitc/hackney/commit/6548384b22ea196023a1963e2967d5715b6d9564patch