CVE-2026-103290: tryghost ghost Path Traversal: '.../...//'
CVSS: 5.1v4.0MediumDeferred
AliasesGHSA-83rp-q473-j88cBIT-ghost-2026-103290CVE-2026-105683BIT-ghost-2026-105683
Published 01-10-2026Last modified 01-10-2026
Vulnerability summary
CVE-2026-103290 is a medium (CVSS 5.1) Path Traversal: '.../...//' vulnerability in tryghost ghost. EPSS estimates a 0.27% chance of exploitation in the next 30 days, higher than 18.8% of scored vulnerabilities.
CVSS score
5.1/10
010
Medium · v4.0 (CVE.org)EPSS score
0.27%
0%100%
Low · Change unavailableKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 01-10-2026PublishedVulnerability first disclosed.
- 01-10-2026Last modifiedVulnerability information updated.
Description
Ghost versions 6.14.0 through versions prior to 6.27.0 contain a path traversal vulnerability in the ImageSize service. Insufficient input validation of user-supplied file paths may allow authenticated staff users to access local files outside the intended data storage directories on the server.
CVSS metrics
5 scores · 3 sources · 2 versionsMedium 5.1Preferred score · CVE.org (CNA)
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:NSourcesAll 2 agree
- NVDNIST5.1MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Low 3.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:LSourcesAll 3 agree
- OSV · NpmEcosystem advisory · calculated3.8LowCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:L
- NVDNIST3.8LowCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:L
EPSS trend
Probability
0.27%
Chance of exploitation in the next 30 days
Percentile
19%
Versus all other CVEs
30-day change
Change unavailable
Change unavailable
02-10-202621-10-2026
EPSS score0.27%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Npm1 product
- ghost≥ 6.14.0, < 6.27.0
Tryghost1 product
- ghost≥ 6.14.0, < 6.27.0
2 vendors · 2 products
References
7 links- github.com/TryGhost/GhostPACKAGE