CVE-2026-43937
high
CVSS v3
8.8
CVSS v4 NEW
—
VIR risk
8.8
Description
YAFNET: Pre-Handler Authorization Bypass on Admin Pages Enables Blind SQL Execution via `/Admin/RunSql`
Predictions
Exploit likelihood
92%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| NuGet | YAFNET.Core | <4.0.5 | 4.0.5 |
| NUGET | YAFNET.Core | <= 4.0.4 | 4.0.5 |
References
- https://github.com/YAFNET/YAFNET/security/advisories/GHSA-xhw7-j96h-c3g5
- https://nvd.nist.gov/vuln/detail/CVE-2026-43937
- https://github.com/YAFNET/YAFNET/commit/27f7e671f93698f7e014d5d0fb88320248b8aa20
- https://github.com/YAFNET/YAFNET
- https://github.com/YAFNET/YAFNET/releases/tag/v4.0.5
- https://github.com/advisories/GHSA-xhw7-j96h-c3g5
CWEs
CWE-89 CWE-841
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.