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VulnerabilityPublished Updated

CVE-2026-94613: goauthentik authentik · Unthrottled Resource Allocation

Affects goauthentik authentikSource CVE Database V5

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Not known to be exploited · CVSS 7.5 High · fixed in 2026.8.2 : patch goauthentik authentik soon.

Data as of 7 Nov 2026, 23:24 UTC

CVSS 3.1 base score
7.5High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.6% chance of exploitation in 30 days – higher than 51% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 2026.8.2, 2026.5.7, 2026.2.7
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 24 Sep 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 8 Nov 2026.

What to do

Upgrade authentik and goauthentik/authentik to 2026.8.2, 2026.5.7 or 2026.2.7.

Affected software

ProductAffectedFixed in
goauthentikauthentikAffected
  • >=2026.8.0 <2026.8.2
Fixed in
  • 2026.8.2
goauthentikauthentikAffected
  • >=2026.5.0 <2026.5.7
Fixed in
  • 2026.5.7
goauthentikauthentikAffected
  • <2026.2.7
Fixed in
  • 2026.2.7
GitHubgoauthentik/authentikpkg:github/goauthentik/authentikOther threatsAffected
  • <2026.2.7
  • >=2026.5.0 <2026.5.7
  • >=2026.8.0 <2026.8.2
Fixed in
  • 2026.2.7
  • 2026.5.7
  • 2026.8.2

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Upgrade authentik to version 2026.2.7, 2026.5.7, or 2026.8.2 or later to remediate this vulnerability. These versions contain the official fix. No other mitigation is indicated by the vendor advisory.

Description

authentik is an open-source identity provider. Prior to 2026.2.7, 2026.5.7, and 2026.8.2, an unauthenticated attacker can submit a malformed SAML message to an authentik deployment using SAML in either the identity-provider or SAML source role. The message can stop the worker handling /application/saml/* or /source/saml/*, causing the requests assigned to that worker to fail. Worker process termination and automatic restart do not destroy database-backed sessions, but continued malicious messages can cause a sustained share of legitimate traffic to fail. Other protocol implementations are not affected. This issue is fixed in versions 2026.2.7, 2026.5.7, and 2026.8.2.

References

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