Vulnerability Intelligence Report
SASL double-free
CVE-2026-8925
The curl logic that works with SASL authentication could end up cleaning up the GSASL context *twice* without clearing the pointer in between, making it `free()` the same pointer twice.
No Active Exploit Signals
CVSS Base Score
9.8
CRITICAL
Exploitability:3.9
Impact Score:5.9
EPSS Probability:0.67%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-415 ↗Double Free
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| curl | curl | 8.15.0 < 8.16.1 (affected), 8.17.0 < 8.20.1 (affected) |
| curl | curl | ab650379a8c25ca952f651476d25b4cdd77bb3fc < 3da249e1f0716c06644ed3522a37a8bf81808012 (affected) |
| curl | curl | 8.20.0 (affected), 8.19.0 (affected), 8.18.0 (affected), 8.17.0 (affected), 8.16.0 (affected), 8.15.0 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.674%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | curl · Open Source · Sweden |
| Reserved | 2026-05-19T08:11:49 |
| Published | 2026-07-03T06:15:25 |
| Last Updated | 2026-09-15T06:03:22 |
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