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Critical 9.1Published May 12, 2026

CVE-2026-44196Pingvin Share X: TOTP Authentication Bypass via Password-only Login

Updated under an hour ago ()

Does this affect you?

It affects smp46 pingvin-share-x. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Pingvin Share X is a secure and easy self-hosted file sharing platform. From 1.14.1 to 1.16.2, a critical authentication bypass vulnerability allows an attacker who has obtained a valid username and password to skip the second-factor authentication (TOTP) requirement entirely. Although, an attacker still needs the user's password to reach this stage. This vulnerability is fixed in 1.16.3.

CVSS
9.1 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness (CWE)
CWE-287, CWE-697
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
GitHub_M
NVD analysis
Deferred
Record last updated
May 14, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
smp46 pingvin-share-x
smp46:pingvin_share_x (from the name)
from 1.14.1, < 1.16.3
CNA record

References

References

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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