CVE-2025-10966General(haxx / curl)

LOWCVSS 4.3 · MEDIUM

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch haxx curl systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

curl's code for managing SSH connections when SFTP was done using the wolfSSH powered backend was flawed and missed host verification mechanisms. This prevents curl from detecting MITM attackers and more.

0.5/ 10 priority

Sources & remediation

Vendor / third-party advisories
Weakness type (CWE)
CWE-322

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

AVAILABLE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • curl

Threat summary

  • Patch or workaround signal is available
  • 2 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 1 signal
  • General: 1 classified signal
  • Peaked 1d ago at 1 mentions (2026-02-20); latest day: 1
  • 2 total mentions across 2 days

Affected systems

Vendors
Products
curl

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-02-20: 1Mentions · 2026-02-24: 1Patch / Workaround · 2026-02-24: 1Technical Details · 2026-02-20: 102-2002-24
Signal classification2 categories
General
150.0%
Patch
150.0%
Referenced assets2 URLs
Classification over time
DateTotalLabels
2026-02-201
General1
2026-02-241
Patch1
Full discourse2 posts
  • Lambda Watchdog@LambdaWatchdog
    Patch

    🔍 Lambda Watchdog detected that CVE-2025-10966 is no longer present in latest AWS Lambda base image scans. https://github.com/aws/aws-lambda-base-images/issues/424 #AWS #Lambda #Security #CVE #DevOps #SecOps

    Post summary

    AWS Lambda base images have been updated to remove CVE‑2025‑10966, indicating the vulnerability has been patched.

    0000059
    30 followersView on X
  • Lambda Watchdog@LambdaWatchdog
    General

    🚨 New MEDIUM CVE detected in AWS Lambda 🚨 CVE-2025-10966 impacts curl in 14 Lambda base images. Details: https://github.com/aws/aws-lambda-base-images/issues/424 More: https://lambdawatchdog.com/ #AWS #Lambda #CVE #CloudSecurity #Serverless

    Post summary

    The post alerts that CVE-2025-10966, a MEDIUM-rated vulnerability affecting curl in multiple AWS Lambda base images, has been detected, but it provides no proof of exploitation, patch info, or detailed technical description beyond the component affected.

    0000032
    30 followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Apphaxxcurl---

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