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Vulnerabilities

Security incident · CVE-2026-110826

AshAuthentication log_out_everywhere leaves sessions valid after a password reset or non-atomic password change

Published Nov 3, 2026 · catalog updated Nov 3, 2026 · AshAuthentication log_out_everywhere leaves sessions

Last checked Nov 5, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-110826. EPSS is 0.48%. Act only if a listed version of AshAuthentication log_out_everywhere leaves sessions is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (AshAuthentication log_out_everywhere leaves sessions).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Unknown—
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.48%
Remediation
Advisory link
Affected products
Hex ash_authentication

## Summary Improper Session Invalidation after Authentication Credential Change vulnerability in team-alembic ash_authentication allows an attacker holding a victim's session token to stay signed in after the victim resets or changes their password. With , adds to update actions as a global change guarded by . That condition is evaluated before the action's hooks run, but sets the new hash in a hook, so for every non-atomic password change the condition is false and the user's stored tokens are not revoked. The generated password reset action and the installer's action are both non-atomic. This issue affects ash_authentication: from 4.5.0 before 4.15.1 and from 5.0.0-rc.0 before 5.0.0-rc.16. ## Configurations The add-on sets , as writes, and the password is changed through a non-atomic update action, which includes the generated password reset action and the installer's action. The attacker must already hold one of the victim's session tokens.

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.

  • Hex ash_authentication4.5.0 → 4.15.1; 5.0.0-rc.0 → 5.0.0-rc.16

How to fix CVE-2026-110826

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-2026-110826. EPSS is 0.48%. Act only if a listed version of AshAuthentication log_out_everywhere leaves sessions is installed.

Which versions are affected?

Compare what you have installed with 4.5.0 → 4.15.1; 5.0.0-rc.0 → 5.0.0-rc.16. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-1466. EPSS 0.48%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

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

Timeline

Detection, updates, and resolution for this record.

  1. Nov 3, 2026 · GitHub Advisory Database

    Detected

    ## Summary Improper Session Invalidation after Authentication Credential Change vulnerability in team-alembic ash_authentication allows an attacker holding a victim's session token to stay signed in after the victim resets or changes their password. With , adds to update actions as a global change guarded by . That condition is evaluated before the action's hooks run, but sets the new hash in a ho

  2. Nov 3, 2026 · GitHub Advisory Database

    Fix available

    ash_authentication fixed in 4.15.1; ash_authentication fixed in 5.0.0-rc.16

  3. Nov 3, 2026 · GitHub Advisory Database

    Fix available

    ash_authentication fixed in 4.15.1; 5.0.0-rc.0

  4. Nov 3, 2026 · GitHub Advisory Database

    Updated

    ## Summary Improper Session Invalidation after Authentication Credential Change vulnerability in team-alembic ash_authentication allows an attacker holding a victim's session token to stay signed in after the victim resets or changes their password. With , adds to update actions as a global change guarded by . That condition is evaluated before the action's hooks run, but sets the new hash in a ho

Sources

References

Freshness

Last verified in this catalog Nov 4, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • GitHub Advisory DatabaseNov 5, 2026
  • OpenSSF OSV / OSV ScannerNov 5, 2026
  • CVE.orgNov 4, 2026