Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2026-26825

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.

libxls是libxls开源的一个用于读取旧二进制 OLE 格式 Excel 文件的 C 库。 libxls 1.6.3版本存在安全漏洞，该漏洞源于解析畸形XLS文件时未初始化内存的使用，可能导致未定义行为、解析逻辑错误或潜在信息泄露。

AI Predicted 6.1 Difficulty: Easy EPSS 0.21% · P12

Possible ATT&CK Techniques 1 AI

T1005 · Data from Local System

Affected Version Matrix 1

VendorProduct Version RangeStatus
n/a n/a n/a affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-26825

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
A use-of-uninitialized memory vulnerability exists in libxls 1.6.3 when parsing malformed XLS files. The issue is reachable via xls_parseWorkBook() and is triggered by uninitialized heap memory originating from the OLE layer (ole2_read). The flaw is detectable with MemorySanitizer (MSAN) and can lead to undefined behavior, incorrect parsing logic, or potential information disclosure.
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
Vulnerability Title
libxls 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
libxls是libxls开源的一个用于读取旧二进制 OLE 格式 Excel 文件的 C 库。 libxls 1.6.3版本存在安全漏洞，该漏洞源于解析畸形XLS文件时未初始化内存的使用，可能导致未定义行为、解析逻辑错误或潜在信息泄露。
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
- n/a n/a -

II. Public POCs for CVE-2026-26825

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-26825

请登录查看更多情报信息。

Proof of Concept for CVE-2026-26825 (1)

Same Patch Batch · n/a · 2026-06-03 · 32 CVEs total

CVE-2026-10766 3.6 LOW mlrun DataFrame Hash helpers.py mlrun.utils.helpers.calculate_dataframe_hash weak hash
CVE-2026-10705 3.1 LOW dask HLL hyperloglog.py nunique_approx resource consumption
CVE-2025-70100 lwext4 安全漏洞
CVE-2025-70101 lwext4 安全漏洞
CVE-2025-60477 GPAC 安全漏洞
CVE-2026-37700 MaxSite CMS 安全漏洞
CVE-2026-37462 GoBGP 安全漏洞
CVE-2026-37460 FRRouting 安全漏洞
CVE-2026-39107 Moonshot AI Kimi AI 安全漏洞
CVE-2026-36606 Mercusys AC12G 安全漏洞
CVE-2026-36605 Mercusys AC12G 安全漏洞
CVE-2026-36604 Mercusys AC12G 安全漏洞
CVE-2026-36616 Mercusys AC12G 安全漏洞
CVE-2026-36615 Mercusys AC12G 安全漏洞
CVE-2026-36608 Mercusys AC12G 安全漏洞
CVE-2026-36612 Mercusys AC12G 安全漏洞
CVE-2026-36610 Mercusys AC12G 安全漏洞
CVE-2026-36618 Mercusys AC12G 安全漏洞
CVE-2026-36609 Mercusys AC12G 安全漏洞
CVE-2026-36603 Mercusys AC12G 安全漏洞

Showing top 20 of 32 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2026-26825

No comments yet

Leave a comment