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No exploitation reportedFix available

CVE-2022-25907

No exploitation reported by the sources we read.

  • Published2022-08-09
  • Fixed in2.0.2
  • WeaknessCWE-1321

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

The package ts-deepmerge before 2.0.2 are vulnerable to Prototype Pollution due to missing sanitization of the merge function.

Timeline

dates in UTC
  1. 2022-08-0905:15CVE publishedNVD

Versions per branch

NVD · OSV
Typescript deep merge project typescript deep merge
BranchAffectedFixed in
2.0< 2.0.22.0.2

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

  1. Update Typescript deep merge project typescript deep merge to 2.0.2

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

  • CNACVSS 3.17.5known since 2026-10-23
  • NVDCVSS 3.19.8read 2026-10-23
  • NVDweakness (CWE)CWE-1321read 2026-10-23
  • FIRST EPSSEPSS score1.9 %2026-11-08
  • OSVaffected packages—
  • GitHub AdvisoriesadvisoryCRITICAL2022-08-11

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2022-08-09
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-7qqq-gh2f-wq76

Frequently asked questions

What is CVE-2022-25907?

The package ts-deepmerge before 2.0.2 are vulnerable to Prototype Pollution due to missing sanitization of the merge function.

Is CVE-2022-25907 actively exploited?

Active exploitation of CVE-2022-25907 has not been confirmed. Its EPSS score was 1.9% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-25907?

CVE-2022-25907 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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