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CVE-2026-9496

Quick assessment

Affected
n/a pacote
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

pacote是npm开源的一个从npm仓库获取包清单和压缩包的工具。 pacote 11.2.7版本存在安全漏洞，该漏洞源于addGitSha函数可能导致拒绝服务，攻击者可以通过提供特制的spec.rawSpec值触发函数正则替换和字符串操作逻辑，造成CPU过度消耗。

CVSS 7.5 · High EPSS 0.35% · P28

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking

Affected Version Matrix 2

VendorProduct Version RangeStatus
n/a org.webjars.npm:pacote 11.2.7< * affected
n/a pacote 11.2.7< 21.5.1 affected
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I. Basic Information for CVE-2026-9496

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Versions of the package pacote from 11.2.7 and before 21.5.1 are vulnerable to Denial of Service (DoS) via the addGitSha function. An attacker can exploit this vulnerability by supplying a specially crafted spec.rawSpec value that triggers the function’s regex replacement and string-manipulation logic, causing excessive CPU consumption and potentially stalling or crashing the process.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1333
Source: CVE Program / CVE List V5
Vulnerability Title
pacote 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
pacote是npm开源的一个从npm仓库获取包清单和压缩包的工具。 pacote 11.2.7版本存在安全漏洞，该漏洞源于addGitSha函数可能导致拒绝服务，攻击者可以通过提供特制的spec.rawSpec值触发函数正则替换和字符串操作逻辑，造成CPU过度消耗。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- pacote 11.2.7 ~ 21.5.1 -
- org.webjars.npm:pacote 11.2.7 ~ * -

II. Public POCs for CVE-2026-9496

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 7883 chars
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
100+ AI POC generations per month

III. Intelligence Information for CVE-2026-9496

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Patches & Fixes for CVE-2026-9496 (2)

Vendor Advisories for CVE-2026-9496 (2)

Same Patch Batch · n/a · 2026-05-26 · 31 CVEs total

CVE-2026-9580 7.3 HIGH JeecgBoot selectDepart LoginController.selectDepart access control
CVE-2026-9495 7.3 HIGH @koa/router 安全漏洞
CVE-2026-9581 6.3 MEDIUM JeecgBoot add access control
CVE-2026-9579 6.3 MEDIUM JeecgBoot SysUser userEdit user.getUsername access control
CVE-2026-9541 5.3 MEDIUM Squirrel Cnut File sqobject.cpp ReadObject heap-based overflow
CVE-2026-9568 5.0 MEDIUM ThingsBoard YAML provision getGatewayDockerComposeFile code injection
CVE-2026-9604 4.3 MEDIUM JeecgBoot AiragModelController access control
CVE-2026-9572 3.3 LOW GPAC MP4Box media.c Media_GetSample memory leak
CVE-2026-9567 3.3 LOW GPAC MP4Box isom_intern.c MergeFragment null pointer dereference
CVE-2026-48689 FastNetMon 缓冲区错误漏洞
CVE-2025-68711 AppLockZ - TrustedApp App Lock and Fingerprint Lock 安全漏洞
CVE-2025-68708 SailingLab AppLock 安全漏洞
CVE-2026-36239 PbootCMS 安全漏洞
CVE-2025-68710 Easyelife App Lock 安全漏洞
CVE-2025-68709 SailingLab AppLock 安全漏洞
CVE-2026-48685 FastNetMon 安全漏洞
CVE-2026-48694 FastNetMon 安全漏洞
CVE-2026-48695 FastNetMon 安全漏洞
CVE-2026-48696 FastNetMon 安全漏洞
CVE-2026-48697 FastNetMon 安全漏洞

Showing top 20 of 31 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same vendor: n/a
Same weakness: CWE-1333

V. Comments for CVE-2026-9496

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