CVE-2026-15195 apidevtools json-schema-ref-parser pointer.ts Pointer.set prototype pollution
Remote attackers can exploit prototype pollution in json-schema-ref-parser to execute arbitrary code or escalate privileges.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-15195?
CVE-2026-15195 is a medium-severity code injection vulnerability in apidevtools json-schema-ref-parser, published on 9 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A weakness has been identified in apidevtools json-schema-ref-parser up to 15.3.5. This impacts the function Refs.set/Pointer.set in the library lib/pointer.ts. Executing a manipulation can lead to improperly controlled modification of object prototype attributes. The attack can be launched remotely. Upgrading to version 15.3.6 will fix this issue. This patch is called a786bc6afc3674f650496472ee93d5cf74c4bd84. It is suggested to upgrade the affected component.
Which versions are affected by CVE-2026-15195?
How do I fix CVE-2026-15195?
No fix has been published for CVE-2026-15195 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2026-15195 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-15195 exists.
Sources
Also known as GHSA-hghm-9vcp-cxvv.