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VulnerabilityPublished

CVE-2026-70595: TryGhost Ghost · Server-Side Request Forgery (SSRF)

Affects TryGhost GhostSource CVE Database V5

0

Not known to be exploited · CVSS 4.0 Medium : upgrade to 6.54.1 when convenient.

Data as of 26 Oct 2026, 13:47 UTC

CVSS 3.1 base score
4.0Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 19% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CISA SSVC
Exploitation
No evidence of active exploitation and no public proof of concept
Automatable
Attackers cannot reliably automate steps 1–4 of the kill chain
Technical impact
Limited control over the software or limited information exposure

CISA SSVC assessment, 2026-08-06.

Patch
Available – fixed in 6.54.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 5 Aug 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Upgrade TryGhost Ghost to 6.54.1.

Affected software

ProductAffectedFixed in
TryGhostGhostAffected
  • >=6.26.0 <6.54.1
Fixed in
  • 6.54.1

AI-suggested

Upgrade Ghost to version 6.54.1 or later, where this SSRF vulnerability is fixed. No other mitigation actions are indicated or required.

Description

Ghost, a Node.js content management system, contained a server-side request forgery (SSRF) vulnerability in versions from 6.26.0 up to but not including 6.54.1. This flaw allowed unauthenticated users to abuse certain features, such as Webmentions, to make limited HTTP requests to internal network hosts of the Ghost server. Although the attack did not return response data, it could potentially be used to probe internal network resources. The vulnerability is fixed in version 6.54.1.

References

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