CVE-2016-10637: haxe-dev is a cross-platform toolkit

This month

HIGH 8.1REMOTEMITIGATE

CVE-2016-10637 is a high-severity flaw (CVSS 8.1) affecting haxe-dev. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

haxe-dev is a cross-platform toolkit. haxe-dev downloads binary resources over HTTP, which leaves it vulnerable to MITM attacks. It may be possible to cause remote code execution (RCE) by swapping out the requested binary with an attacker controlled binary if the attacker is on the network or positioned in between the user and the remote server.

Why this priority

High severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	8.1 (High)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	1.7% (top 22%)
CISA exploited list	No
Weakness	CWE-311, CWE-310
Published	2018-06-04
Last modified	2026-06-17

Publisher (CNA): HackerOne · Vendor: haxe

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2018-06-04 16:29 UTCPublished CVE record published
2026-06-17 00:40 UTCUpdated Record last modified

haxe haxe-dev MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

npm ls haxe-dev

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2016-10637?

haxe-dev: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2016-10637 being exploited?

CVE-2016-10637 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2016-10637 affect?

CVE-2016-10637 affects haxe-dev. Severity is high (CVSS 8.1). haxe-dev is a cross-platform toolkit. haxe-dev downloads binary resources over HTTP, which leaves it vulnerable to MITM attacks. It may be possible to cause remote code execution (RCE) by swapping out the requested binary with an attacker c

How urgent is CVE-2016-10637?

Priority 53/100. High severity; Remotely exploitable, no login, no user action

References

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