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High 8.2Published Oct 3, 2026

CVE-2026-91078TillKit < 1.0.5 - Unauthenticated POS Takeover via Hard-Coded Default Manager PIN

Updated under an hour ago ()

Does this affect you?

It affects Unknown TillKit. Add what you run to find out whether that includes you.

EPSS puts the chance of exploitation in the next 30 days at 0.19%, higher than 8% of scored CVEs.

The TillKit WordPress plugin before 1.0.5 does not require the hard-coded, publicly known PIN of the privileged POS account it creates on activation to be changed before use, and it authenticates its public POS login endpoint on that PIN alone with no identity or capability check, allowing unauthenticated attackers to obtain a privileged POS session and thereby read customer and site-user personal data and modify store data.

CVSS
8.2 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
Weakness (CWE)
CWE-287
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
0.19% (percentile 8)
Assigned by
WPScan
NVD analysis
Deferred
Record last updated
Oct 3, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Unknown TillKit
unknown:tillkit (from the name)
before 1.0.5
CNA record

References

  • exploit, vdb-entry, technical-description

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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