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CVE-2023-26102

Status: ModifiedHigh (8.2)—
Severity8.2High · CVSS 3.1
Exploitation probability0.77 %higher than 55% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found

All versions of the package rangy are vulnerable to Prototype Pollution when using the extend() function in file rangy-core.js.The function uses recursive merge which can lead an attacker to modify properties of the Object.prototype

CVSS

Base score
8.2
Version
3.1
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days
0.77 %
Percentile among all scored CVEs
55
Score date
10/20/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Rangy Project — Rangy

CWEs

References

Show 4 references

Raw JSON (NVD)

Show
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  "id": "CVE-2023-26102",
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          "options": [
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              "automatable": "yes"
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          "version": "2.0.3",
          "timestamp": "2025-03-11T15:52:21.251618Z"
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    {
      "lang": "en",
      "value": "All versions of the package rangy are vulnerable to Prototype Pollution when using the extend() function in file rangy-core.js.The function uses recursive merge which can lead an attacker to modify properties of the Object.prototype\r\r"
    }
  ],
  "lastModified": "2026-06-17T05:42:40.880",
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