CVE-2026-109140: Krill login-session tokens reuse their encryption nonce across restarts, so any user who can log in can forge an "admin" token
NLnet Labs · Krill
Vendor fix available · Affected: NLnet Labs Krill · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 24% of scored CVEs
DescriptionCVE.org
The vulnerability is that Krill encrypts every login-session token with a nonce built from a counter that is reset to 0 on every Krill restart, so the same (key, nonce) pair is used again after each restart.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- NLnet Labs · KrillVersions not stated
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- NLnet Labs
- Published
- November 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-109140 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.