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curl: curl: Information disclosure via incorrect Digest authentication header reuse

zetlyn/cve-redhat vulnerability cve CVE-2026-11856 known 2026-07-03

https://access.redhat.com/security/cve/CVE-2026-11856

Properties

cvss6.5
receipt
Source
Red Hat
Its words
6.5
Read by
field:cvss3_score
Said since
2026-09-29 09:44 UTC
Last answered
2026-10-05 12:24 UTC
Original
open at the source
What the source handed over
{
  "CVE": "CVE-2026-11856",
  "CWE": "CWE-201",
  "advisories": [
    "RHSA-2026:29017",
    "RHSA-2026:69125",
    "RHSA-2026:34975"
  ],
  "affected_packages": [
    "rust-main-1.96.1-1.hum1",
    "curl-main-8.21.0-0.1.hum1",
    "curl-0:8.12.1-4.el10_2.6"
  ],
  "bugzilla": "2496767",
  "bugzilla_description": "curl: curl: Information disclosure via incorrect Digest authentication header reuse",
  "cvss3_score": "6.5",
  "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
  "cvss_score": null,
  "cvss_scoring_vector": null,
  "package_state": null,
  "public_date": "2026-07-03T06:13:31Z",
  "resource_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-11856.json",
  "severity": "moderate"
}
cweCWE-201
receipt
Source
Red Hat
Its words
CWE-201
Read by
field:CWE
Said since
2026-09-29 09:44 UTC
Last answered
2026-10-05 12:24 UTC
Original
open at the source
What the source handed over
{
  "CVE": "CVE-2026-11856",
  "CWE": "CWE-201",
  "advisories": [
    "RHSA-2026:29017",
    "RHSA-2026:69125",
    "RHSA-2026:34975"
  ],
  "affected_packages": [
    "rust-main-1.96.1-1.hum1",
    "curl-main-8.21.0-0.1.hum1",
    "curl-0:8.12.1-4.el10_2.6"
  ],
  "bugzilla": "2496767",
  "bugzilla_description": "curl: curl: Information disclosure via incorrect Digest authentication header reuse",
  "cvss3_score": "6.5",
  "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
  "cvss_score": null,
  "cvss_scoring_vector": null,
  "package_state": null,
  "public_date": "2026-07-03T06:13:31Z",
  "resource_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-11856.json",
  "severity": "moderate"
}
packagesrust-main-1.96.1-1.hum1, curl-main-8.21.0-0.1.hum1, curl-0:8.12.1-4.el10_2.6
receipt
Source
Red Hat
Its words
rust-main-1.96.1-1.hum1, curl-main-8.21.0-0.1.hum1, curl-0:8.12.1-4.el10_2.6
Read by
field:affected_packages[]
Said since
2026-09-29 09:44 UTC
Last answered
2026-10-05 12:24 UTC
Original
open at the source
What the source handed over
{
  "CVE": "CVE-2026-11856",
  "CWE": "CWE-201",
  "advisories": [
    "RHSA-2026:29017",
    "RHSA-2026:69125",
    "RHSA-2026:34975"
  ],
  "affected_packages": [
    "rust-main-1.96.1-1.hum1",
    "curl-main-8.21.0-0.1.hum1",
    "curl-0:8.12.1-4.el10_2.6"
  ],
  "bugzilla": "2496767",
  "bugzilla_description": "curl: curl: Information disclosure via incorrect Digest authentication header reuse",
  "cvss3_score": "6.5",
  "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
  "cvss_score": null,
  "cvss_scoring_vector": null,
  "package_state": null,
  "public_date": "2026-07-03T06:13:31Z",
  "resource_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-11856.json",
  "severity": "moderate"
}
severitymoderate
A flaw that is harder to exploit, or whose impact is limited.
receipt
Source
Red Hat
Its words
moderate
Read by
field:severity
Said since
2026-09-29 09:44 UTC
Last answered
2026-10-05 12:24 UTC
Original
open at the source
What the source handed over
{
  "CVE": "CVE-2026-11856",
  "CWE": "CWE-201",
  "advisories": [
    "RHSA-2026:29017",
    "RHSA-2026:69125",
    "RHSA-2026:34975"
  ],
  "affected_packages": [
    "rust-main-1.96.1-1.hum1",
    "curl-main-8.21.0-0.1.hum1",
    "curl-0:8.12.1-4.el10_2.6"
  ],
  "bugzilla": "2496767",
  "bugzilla_description": "curl: curl: Information disclosure via incorrect Digest authentication header reuse",
  "cvss3_score": "6.5",
  "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
  "cvss_score": null,
  "cvss_scoring_vector": null,
  "package_state": null,
  "public_date": "2026-07-03T06:13:31Z",
  "resource_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-11856.json",
  "severity": "moderate"
}

Text

curl: curl: Information disclosure via incorrect Digest authentication header reuse