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CVE-2026-103274— Ghost 5.3.0 before 6.58.0 Unauthenticated Comment Read

Quick assessment

Affected
TryGhost Ghost
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.

Ghost 5.3.0 至 6.58.0 之前的版本未能正确执行私有模式下评论的访问控制。未经身份验证的访客可以读取本应受限的评论，从而绕过隐私设置。

CVSS 5.3 · Medium

Possible ATT&CK Techniques 1 AI

T1566 · Phishing
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I. Basic Information for CVE-2026-103274

Vulnerability Information
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Vulnerability Title
Ghost 5.3.0 before 6.58.0 Unauthenticated Comment Read
Source: CVE Program / CVE List V5
Vulnerability Description
Ghost versions 5.3.0 before 6.58.0 fail to properly enforce access controls on comments in private mode. Unauthenticated visitors can read comments that should be restricted, bypassing privacy settings.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
TryGhost Ghost 5.3.0 ~ 6.58.0 -

II. Public POCs for CVE-2026-103274

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III. Intelligence Information for CVE-2026-103274

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Vendor Advisories for CVE-2026-103274 (2)

Same Patch Batch · TryGhost · 2026-10-01 · 26 CVEs total

CVE-2026-103268 8.8 HIGH Ghost 1.0.0 before 6.62.0 Suspension Bypass via Password Reset
CVE-2026-103283 8.1 HIGH Ghost 6.20.0 before 6.57.1 Authentication Bypass via Session Handling
CVE-2026-103277 8.1 HIGH Ghost 2.5.0 before 6.34.0 Untrusted Script Execution via oEmbed
CVE-2026-103292 8.0 HIGH Ghost 0.5.3 before 6.50.0 Cross-Site Scripting via ghost_head
CVE-2026-103271 7.5 HIGH Ghost 4.0.0 before 6.63.0 Restricted Content Bypass
CVE-2026-103272 7.5 HIGH Ghost 2.10.0 before 6.63.0 Staff Enumeration via Content API
CVE-2026-103286 7.3 HIGH Ghost 2.21.0 before 6.56.0 Privilege Escalation via Notifications
CVE-2026-103278 7.3 HIGH Ghost 5.8.0 before 6.34.0 Staff Account Takeover via Admin iframe
CVE-2026-103266 7.1 HIGH Ghost 5.2.0 before 6.62.0 Unauthenticated Stripe Checkout Account Modification
CVE-2026-103279 6.8 MEDIUM Ghost 3.10.0 before 6.34.0 Session Invalidation Bypass
CVE-2026-103289 6.5 MEDIUM Ghost 5.9.0 before 6.44.1 Authorization Bypass via Comments
CVE-2026-103288 6.5 MEDIUM Ghost 5.9.0 before 6.44.1 Authorization Bypass via Comment Like
CVE-2026-103291 6.4 MEDIUM Ghost 3.20.2 before 6.51.0 SSRF via image-size fetch
CVE-2026-103281 5.4 MEDIUM Ghost 3.23.0 before 6.23.0 API Key Exposure via Admin API
CVE-2026-103269 5.3 MEDIUM Ghost 5.3.0 before 6.62.0 Missing Authorization via Post Excerpts
CVE-2026-103276 5.3 MEDIUM Ghost before 6.20.0 File Read via URL Encoding Bypass
CVE-2026-103280 5.3 MEDIUM Ghost 0.8.0 before 6.23.0 Information Disclosure via Setup Endpoint
CVE-2026-103273 4.3 MEDIUM Ghost 4.3.0 before 6.58.0 Incorrect Authorization via Staff Token
CVE-2026-103275 4.3 MEDIUM Ghost 5.42.2 before 6.58.0 Password Hash Disclosure
CVE-2026-103282 4.3 MEDIUM Ghost 0.5.0 before 6.23.0 Multiple Account Creation via Invite Token

Showing top 20 of 26 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Ghost
Same vendor: TryGhost
Same weakness: CWE-862

V. Comments for CVE-2026-103274

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