01 Record
CVE-2026-94613
authentik: Denial of Service via Document Type Declarations in SAML Messages
HighPUBLISHEDCNA: GitHub_M
CNA base score7.5 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
02 Description
authentik: Denial of Service via Document Type Declarations in SAML Messages
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.64% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 50.1% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Deferred. NVD last modified this record on 2026-09-29.
- 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
- 2026-09-24 16:13Z1 MO AGO
- Last updated
- 2026-09-29 02:53Z1 MO AGO
- Reserved
- 2026-09-21
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.5)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-770Allocation of Resources Without Limits or ThrottlingBase
- Data version
- 5.2
- Document digest
- 54d25a1ae13b57bf865f6793d58fb3edd561d5ddaabf38b6d48cfc98f5b82fde
05 Affected products
VendorProductVersionsPlatforms
06 References
- github.comhttps://github.com/goauthentik/authentik/security/advisories/GHSA-cxwx-9x59-28qm
- github.comhttps://github.com/goauthentik/authentik/pull/25959
- github.comhttps://github.com/goauthentik/authentik/pull/25964
- github.comhttps://github.com/goauthentik/authentik/pull/25969
- github.comhttps://github.com/goauthentik/authentik/pull/25974
- github.comhttps://github.com/goauthentik/authentik/commit/03d19d63b8d8dd7bc3de7cf6e57c6df341a9fc86
- github.comhttps://github.com/goauthentik/authentik/commit/4cf2f803b1c2ef38c224eead375fd057a10ee8ac
- github.comhttps://github.com/goauthentik/authentik/commit/732adad26bb97361b6bf25ef138df5c16471ba1f
- github.comhttps://github.com/goauthentik/authentik/commit/a029f5372295bfeb1e334855f78601681cdc9a2d
- docs.goauthentik.iohttps://docs.goauthentik.io/releases/2026.2#fixed-in-202627
- docs.goauthentik.iohttps://docs.goauthentik.io/releases/2026.5#fixed-in-202657
- docs.goauthentik.iohttps://docs.goauthentik.io/releases/2026.8#fixed-in-202682
- github.comhttps://github.com/goauthentik/authentik/releases/tag/version/2026.2.7
- github.comhttps://github.com/goauthentik/authentik/releases/tag/version/2026.5.7
- github.comhttps://github.com/goauthentik/authentik/releases/tag/version/2026.8.2