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Vulnerabilities

Vulnerability · CVE-2026-48005

Missing authentication checks in mod_auth_digest in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an unauthenticated remote client to cause a

Published Oct 1, 2026 · catalog updated Oct 16, 2026 · Apache

Check if you run it

No confirmed exploitation is on record for CVE-2026-48005. EPSS is 0.61%. Act only if a listed version of Apache is installed.

Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.61%
Remediation
Advisory link
Affected products
Debian:12 apache2 · Debian:13 apache2 · Debian:14 apache2

Missing authentication checks in mod_auth_digest in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an unauthenticated remote client to cause a denial of service (forced re-authentication) via forged Authorization headers when Digest authentication is enabled with AuthDigestNcCheck . Users are recommended to upgrade to version 2.4.69, which fixes this issue.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • Debian:12 apache22.4.57-2, 2.4.57-3, 2.4.58-1
  • Debian:13 apache20 → 2.4.69-1~deb13u1
  • Debian:14 apache20 → 2.4.69-1

How to fix CVE-2026-48005

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-48005. EPSS is 0.61%. Act only if a listed version of Apache is installed.

Which versions are affected?

Compare what you have installed with 2.4.57-2, 2.4.57-3, 2.4.58-1, 0 → 2.4.69-1~deb13u1, 0 → 2.4.69-1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.61%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Debian security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 15, 2026 · Apache Software Foundation

    Detected

    Named on the public Apache Software Foundation page.

  2. Oct 16, 2026 · Trivy Vulnerability DB

    Fix available

    apache2 fixed in 2.4.69-1~deb13u1; apache2 fixed in 2.4.69-1

  3. Oct 16, 2026 · Trivy Vulnerability DB

    Fix available

    apache2 fixed in 2.4.69-1~deb13u1

  4. Oct 16, 2026 · Trivy Vulnerability DB

    Fix available

    apache2 fixed in 2.4.69-1

  5. Oct 16, 2026 · Trivy Vulnerability DB

    Updated

    Missing authentication checks in mod_auth_digest in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an unauthenticated remote client to cause a denial of service (forced re-authentication) via forged Authorization headers when Digest authentication is enabled with AuthDigestNcCheck . Users are recommended to upgrade to version 2.4.69, which fixes this issue.

Sources

  • Apache Software FoundationVendor advisoryCVE-2026-48005

    CVE-2026-48005 is named on the public Apache Software Foundation page.

    httpd.apache.org
  • CVE.orgVulnerability recordCVE-2026-48005

    Official CVE identifier

    cve.org
  • Debian Security AdvisoriesVendor advisoryCVE-2026-48005

    [SECURITY] [DSA 6569-1] apache2 security update

    lists.debian.org
  • FIRST EPSSExploitation probabilityCVE-2026-48005

    30-day exploitation probability 0.6%

    first.org
  • Trivy Vulnerability DBPackage advisoryDEBIAN-CVE-2026-48005

    Missing authentication checks in mod_auth_digest in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an unauthenticated remote client to cause a denial of service (forced re-authentication) via forged Authorization headers when Digest authentica

    osv.dev

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.