6.5
MEDIUM CVSS 2.0
CVE-2026-15195
apidevtools json-schema-ref-parser pointer.ts Pointer.set prototype pollution
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.

INFO

Published Date :

July 9, 2026, 6:16 p.m.

Last Modified :

July 9, 2026, 7:17 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-15195 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 134c704f-9b21-4f2e-91b3-4a467353bcc0
CVSS 2.0 MEDIUM [email protected]
CVSS 3.1 MEDIUM [email protected]
CVSS 4.0 LOW [email protected]
Solution
Update the json-schema-ref-parser library to version 15.3.6 or later to fix prototype pollution.
  • Upgrade json-schema-ref-parser to version 15.3.6.
  • Apply patch a786bc6afc3674f650496472ee93d5cf74c4bd84.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-15195 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-15195 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-15195 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Jul. 09, 2026

    Action Type Old Value New Value
    Added Reference https://github.com/APIDevTools/json-schema-ref-parser/issues/421
    Added SSVC {'id': 'CVE-2026-15195', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'poc'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-07-09T18:22:56.575261Z'}
  • New CVE Received by [email protected]

    Jul. 09, 2026

    Action Type Old Value New Value
    Added Affected [{'cpes': ['cpe:2.3:a:apidevtools:json-schema-ref-parser:*:*:*:*:*:*:*:*'], 'vendor': 'apidevtools', 'product': 'json-schema-ref-parser', 'versions': [{'status': 'affected', 'version': '15.3.0'}, {'status': 'affected', 'version': '15.3.1'}, {'status': 'affected', 'version': '15.3.2'}, {'status': 'affected', 'version': '15.3.3'}, {'status': 'affected', 'version': '15.3.4'}, {'status': 'affected', 'version': '15.3.5'}, {'status': 'unaffected', 'version': '15.3.6'}]}]
    Added 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.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
    Added CVSS V2 (AV:N/AC:L/Au:S/C:P/I:P/A:P)
    Added CWE CWE-94
    Added CWE CWE-1321
    Added Reference https://github.com/APIDevTools/json-schema-ref-parser/
    Added Reference https://github.com/APIDevTools/json-schema-ref-parser/commit/a786bc6afc3674f650496472ee93d5cf74c4bd84
    Added Reference https://github.com/APIDevTools/json-schema-ref-parser/issues/421
    Added Reference https://github.com/APIDevTools/json-schema-ref-parser/releases/tag/v15.3.6
    Added Reference https://vuldb.com/cve/CVE-2026-15195
    Added Reference https://vuldb.com/submit/851809
    Added Reference https://vuldb.com/vuln/377123
    Added Reference https://vuldb.com/vuln/377123/cti
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.