CVE-2026-79590
Quick assessment
Affected
n/a n/a
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
在 mruby 4.0.0 的 Prism 解析器组件中存在一个空指针解引用漏洞。攻击者可以提供一份特别构造的 Ruby 源文件，该文件会触发解析器将空指针传递给非空字符串处理函数，从而导致未定义行为并造成应用程序崩溃。
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I. Basic Information for CVE-2026-79590
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A NULL pointer dereference vulnerability exists in the Prism parser component of mruby 4.0.0. An attacker can provide a specially crafted Ruby source file that triggers the parser to pass a NULL pointer to nonnull string handling functions, resulting in undefined behavior and application crash.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | n/a | n/a | - |
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II. Public POCs for CVE-2026-79590
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2026-79590 (2)
Same Patch Batch · n/a · 2026-09-10 · 15 CVEs total
| CVE-2026-38626 | Garlic-Hub v1.0.1 SQL注入漏洞 | |
| CVE-2026-52098 | Flowise 3.1.2 远程代码执行漏洞 | |
| CVE-2026-52097 | AppFlowy 0.11.8 远程代码执行漏洞 | |
| CVE-2026-68006 | Puma 8.0.3前任意代码执行 | |
| CVE-2026-79592 | libxls 1.6.3 xls_dumpSummary越界读取 | |
| CVE-2022-26962 | Italtel NFV 11.1.2 存储型XSS漏洞 | |
| CVE-2026-79591 | libxls 1.6.3 堆溢出与释放后使用漏洞 | |
| CVE-2026-71645 | RACER 特定提交版本存在状态机拒绝服务漏洞 | |
| CVE-2026-71640 | ZJU-FAST-Lab EGO-Planner-v2 轨迹过期数据处理不当漏洞 | |
| CVE-2026-71642 | EGO-Planner-v2 特定版本 DoS 漏洞 | |
| CVE-2026-71643 | EGO-Planner-v2 EGOReplanFSM组件拒绝服务漏洞 | |
| CVE-2026-36392 | FairSketch Rise CRM 3.9.6 存储型XSS | |
| CVE-2026-71647 | EGO-Planner-v2 特定版本拒绝服务漏洞 | |
| CVE-2025-57231 | Docmost 0.21.0 路径遍历漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2026-79590
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