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

Goal: 1000 CNY · Raised: 1310 CNY

100%
Buy Us a Coffee

CVE-2026-48851

CVSS 3.1 · Low EPSS 0.03% · P9

Possible ATT&CK Techniques 1AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProductVersion RangeStatus
PuTTYPuTTY0.77< 0.84affected
Get alerts for future matching vulnerabilitiesLog in to subscribe

I. Basic Information for CVE-2026-48851

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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: NVD (National Vulnerability Database)
Vulnerability Description
PuTTY 0.77 before 0.84 uses a copy of the PuTTY icon as a trust indication for TELNET data but the trust status is not cleared between proxy authentication and the main session.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
关键信息的UI错误表达
Source: NVD (National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
PuTTYPuTTY 0.77 ~ 0.84 -

II. Public POCs for CVE-2026-48851

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-48851

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-48851 (1)

Mailing List Discussions for CVE-2026-48851 (1)

Same Patch Batch · PuTTY · 2026-05-25 · 3 CVEs total

CVE-2026-488503.7 LOWPuTTY 0.72-0.84 RSA KEX双重释放漏洞
CVE-2026-488523.7 LOWPuTTY多个版本ECDSA签名验证断言失败漏洞

IV. Related Vulnerabilities

Same product: PuTTY
Same vendor: PuTTY
Same weakness: CWE-451

V. Comments for CVE-2026-48851

No comments yet

Leave a comment