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CVE-2026-9698— DBI versions before 1.648 for Perl saved errors in a limited-sized buffer

Quick assessment

Affected
HMBRAND DBI
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.

DBI是perl5-dbi开源的一款Perl数据库接口工具。 DBI 1.648之前版本存在缓冲区错误漏洞，该漏洞源于错误消息写入200字节缓冲区时未限制长度，可能导致缓冲区溢出。

AI Predicted 7.8 Difficulty: Moderate EPSS 0.82% · P56

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution

Affected Version Matrix 1

VendorProduct Version RangeStatus
HMBRAND DBI < 1.648 affected
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I. Basic Information for CVE-2026-9698

Vulnerability Information
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Vulnerability Title
DBI versions before 1.648 for Perl saved errors in a limited-sized buffer
Source: CVE Program / CVE List V5
Vulnerability Description
DBI versions before 1.648 for Perl saved errors in a limited-sized buffer. Error messages that were returned when RaiseError, PrintError or HandleError were set were written to a 200-byte buffer without a length limit. Attackers that can influence the error text in an application can trigger a buffer overflow.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5
Vulnerability Title
DBI 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
DBI是perl5-dbi开源的一款Perl数据库接口工具。 DBI 1.648之前版本存在缓冲区错误漏洞，该漏洞源于错误消息写入200字节缓冲区时未限制长度，可能导致缓冲区溢出。
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
HMBRAND DBI 0 ~ 1.648 -

II. Public POCs for CVE-2026-9698

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III. Intelligence Information for CVE-2026-9698

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Patches & Fixes for CVE-2026-9698 (1)

IV. Related Vulnerabilities

Same product: DBI
Same vendor: HMBRAND
Same weakness: CWE-787

V. Comments for CVE-2026-9698

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