CVE-2026-9079: stale proxy password leak
CSIRTS triage
- What
- There is a stale proxy password leak.
- Who is affected
- Deployments using the affected environment are affected.
- Urgency
- Remediation urgency is unknown as exploitation status is not reported.
- Action
- Monitor for updates regarding this vulnerability.
AI-assisted analysis generated from the source advisory — verify against the original.
Details
Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-9079
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-90790.58% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 45% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-9079 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- medium[UPDATE] [medium] cURL: Multiple vulnerabilitiescert-bund
- unknownMultiple vulnerabilities in Microsoft Azure Linux (July 15, 2026)cert-fr-avis
- criticalCVE-2026-9079: libcurl had a flaw that when instructed to clear proxy authentication credentials which made it…nvd
- unknownMultiple vulnerabilities in cURL and libcurl (June 24, 2026)cert-fr-avis
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