CVE-2026-25047

Name: CVE-2026-25047
Creator: NVD / NIST
Published: 2026-01-29T22:15:55.647+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.4/10EPSS 0.72%

Last modified Jun 17, 2026

CVE-2026-25047 is a critical-severity vulnerability rated 9.4/10 on the CVSS scale. deepHas provides a test for the existence of a nested object key and optionally returns that key. A prototype pollution vulnerability exists in version 1.0.7 of the deephas npm package that allows an attacker to modify global object behavior. EPSS estimates a 0.72% chance of exploitation in the next 30 days.

Description

deepHas provides a test for the existence of a nested object key and optionally returns that key. A prototype pollution vulnerability exists in version 1.0.7 of the deephas npm package that allows an attacker to modify global object behavior. This issue was fixed in version 1.0.8.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

CVSS 4.0

9.4/10

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/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

EPSS Probability

0.72%

49.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-1321

Affected Software

Vendor	Product	Versions
Sharpred	Deephas	1.0.7

References

https://github.com/sharpred/deepHas/commit/8097fafd3776c613d8066546653e0d2c7b5fc465Patch
https://github.com/sharpred/deepHas/security/advisories/GHSA-2733-6c58-pf27Exploit, Vendor Advisory

Timeline

Published: Jan 29, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-25047?

How severe is CVE-2026-25047?

CVE-2026-25047 has a CVSS score of 9.4/10 (CRITICAL severity). The EPSS model estimates a 0.72% probability of exploitation in the next 30 days.

How do I fix CVE-2026-25047?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-25047?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST