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Torrent Suite Software EUVDEUVD-2026-102896

| CVE-2026-107777 HIGH
Path Traversal (CWE-22)
2026-10-16 icscert GHSA-5qx4-xffp-qv95
7.1
CVSS 4.0 · Vendor: icscert
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Obtain low-privilege web account
  2. Delivery
    Send request with traversal sequence
  3. Exploit
    Bypass path restriction in parser
  4. Execution
    Read arbitrary files as web service account
  5. Impact
    Exfiltrate sensitive data/credentials

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V5 - File Handling Path canonicalization, traversal prevention
MITRE ATT&CK

2 techniques across 2 tactics: Discovery, Collection

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Exploitation Conditions

Exploitation requires a valid authenticated session on the Torrent Suite Software web service (CVSS PR:L), after which the attacker abuses a file-path parameter vulnerable to directory traversal (CWE-22) to read files accessible to the web service account. The scope of readable data is limited to whatever filesystem permissions the web service account holds - it cannot read files outside that account's access, and it provides no write, code-execution, or integrity impact. The primary limiting factor is the authentication prerequisite; this is not a remote-unauthenticated flaw, so realistic risk is confined to insiders or attackers who have already acquired low-privilege credentials.

Impact

This is a moderate-priority information-disclosure flaw, not a critical emergency. The CVSS 4.0 vector (AV:N/AC:L/AT:N/PR:L/UI:N) describes a network-reachable, low-complexity attack requiring low-level authentication, with high confidentiality impact (VC:H) but zero integrity or availability impact (VI:N/VA:N) and no scope change (SC:N/SI:N/SA:N), yielding a 7.1 (High) score driven almost entirely by the read-anything-the-web-account-can capability. No EPSS score, CISA KEV listing, or public POC was provided in the input, so there is no public exploit identified at time of analysis and no evidence of active exploitation - the signals do not conflict, they are simply absent. The PR:L requirement is a meaningful limiter: an attacker must first hold a valid (even low-privilege) account on the Torrent Suite web interface, which bounds exposure to insiders or attackers who have already obtained credentials. Net: treat as a standard patch-on-cycle item for affected genomics lab environments rather than an emergency, while recognizing that arbitrary file read can expose credentials/config that enable follow-on escalation.

Exploit ScenarioDerived

An attacker holding low-privilege credentials to the Torrent Suite web interface sends a crafted request manipulating a file-path parameter with directory-traversal sequences, causing the web service to return files outside the intended directory. They retrieve sensitive files readable by the web service account - configuration files, credentials, or patient/genomic data - enabling further compromise. No public exploit code was identified at time of analysis.

Act Now Prioritize within 24-48h. Why: Active threat signals + CRITICAL/HIGH severity.
No patch listed yet

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AnalysisAIv2 – Oct 16, 2026

Authenticated path traversal in Thermo Fisher Torrent Suite Software lets a user who already holds a valid low-privilege session on the Torrent Server web interface read arbitrary files that are accessible to the web service account. Per the assessed CVSS 3.1 vector (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N), impact is confidentiality-only - no write, integrity, or code-execution effect - and the readable scope is bounded by the filesystem permissions of the web service account, so it cannot reach files that account cannot access. No public exploit code or confirmed active exploitation was identified at time of analysis, and the authentication prerequisite confines realistic risk to insiders or attackers who have already obtained credentials; this is a moderate-priority information-disclosure issue rather than a critical emergency. CISA published an ICS medical advisory (ICSMA-26-288-01) covering this flaw.

Earlier versions of this analysis (1)
v1 Oct 16, 2026 - 15:17 CVSS 6.5

Authenticated path traversal in Thermo Fisher Torrent Suite Software lets a user who already holds a valid account on the Torrent Server web interface read arbitrary files on the underlying filesystem, limited only by the permissions of the web service account. The flaw is network-reachable with low attack complexity and no user interaction (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N, 6.5), and the practical exposure depends on how broadly the web service account is granted read access to instrument, run, and configuration data. This is a moderate-severity information-disclosure issue rather than an emergency: exploitation requires prior authentication, so no public exploit has been identified at time of analysis, and there is no CISA KEV listing or vendor-confirmed active exploitation.

RemediationAI

No vendor-released patch version is specified anywhere in the available intelligence, so treat patch status as unconfirmed and obtain the authoritative fixed-build information directly from Thermo Fisher and from CISA's ICS medical advisory ICSMA-26-288-01 (https://www.cisa.gov/news-events/ics-medical-advisories/icsma-26-288-01); the associated CSAF file (https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsma-26-288-01.json) should be monitored for updates, and the vendor product guide (https://documents.thermofisher.com/TFS-Assets/CORP/Product-Guides/Ion_OneTouch_2_and_Torrent_Suite_Software.pdf) documents supported deployment configurations. Until a fix is applied, the most effective compensating control is to segment and restrict network access to the Torrent Server web interface so it is reachable only from trusted laboratory VLANs or management hosts - the trade-off is reduced convenience for remote or distributed lab staff, which is usually acceptable because this is an internal instrument-management service. Second, ensure the Torrent Suite web service runs under a dedicated, minimally privileged service account whose filesystem read access excludes credential stores, backup archives, and unrelated directories; this does not remove the traversal flaw but caps what a successful exploit can disclose. Third, rotate any credentials or keys that happen to live within the web service account's readable paths and audit HTTP logs for encoded traversal sequences (../, %2e%2e%2f) or unexpected file-path parameter values, since exploitation is authenticated and therefore leaves a session trail that can be correlated to a user account. Finally, because the flaw requires a valid session, tightening authentication hygiene - unique accounts, strong passwords or MFA where the product supports it, and prompt revocation of stale accounts - directly reduces the attack surface while the vendor fix is pending.

Affected VersionsENISA

Torrent Suite Software 0 ≤5.18

Affected Packages

euvd torrent_suite_software no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

The underlying weakness is CWE-22 (Improper Limitation of a Pathname to a Restricted Directory, i.e. path traversal), rooted in insufficient canonicalization and validation of a user-supplied file-path parameter in the Torrent Suite Software web service. Because the software is a laboratory/medical instrument management platform used with Thermo Fisher Ion Torrent next-generation sequencing instruments (the CPE string cpe:2.3:a:thermo_fisher:torrent_suite_software:*:*:*:*:*:*:*:* indicates all versions of the product are treated as affected), the web service account typically has read access to instrument configuration, run data, sample metadata, and potentially log or credential material on the Torrent Server host. An attacker who can inject sequences such as ../ into the vulnerable path parameter causes the server to resolve the request outside its intended data directory and return the contents of the target file. The CVSS 4.0 base of 7.1 with VC:H and no VI/VA reflects a pure confidentiality breach; the assessed CVSS 3.1 equivalent (PR:L, S:U, C:H/I:N/A:N) confirms the flaw is not remotely unauthenticated, provides no scope change, and cannot be leveraged for lateral movement beyond the web service account's own permissions. The CWE class also implies that standard mitigations - canonical path resolution, allow-listing of permitted directories, and running the service under a tightly restricted account - directly address the root cause.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (icscert) PRIMARY 7.1 MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
vuln.today AI 6.5 MEDIUM

Network-reachable web service (AV:N), no special conditions (AC:L), requires a low-privilege authenticated account (PR:L), arbitrary file read gives high confidentiality but no integrity/availability impact.

3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (icscert).

CVSS VectorVendor: icscert

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Vulnerable system: Confidentiality
High
Vulnerable system: Integrity
None
Vulnerable system: Availability
None
Subsequent system: Confidentiality
None
Subsequent system: Integrity
None
Subsequent system: Availability
None

Lifecycle Timeline

2
Severity Changed
Oct 16, 2026 - 15:23 NVD
MEDIUM HIGH
CVSS changed
Oct 16, 2026 - 15:23 NVD
6.5 (MEDIUM) 7.1 (HIGH)

DescriptionCVE.org

Thermo Fisher Torrent Suite Software is vulnerable to a path traversal, which could allow an authenticated attacker to read arbitrary files on the Torrent Server that are accessible to the web service account.

Executive ViewAI

Why It Matters

Thermo Fisher Torrent Suite Software, used to manage Torrent Server web-interface workflows, contains an authenticated path-traversal flaw that could allow a low-privilege user to read files accessible to the web service account. Because exploitation requires valid credentials and affects only confidentiality, the immediate organizational risk centers on insider misuse or compromised low-privilege accounts rather than remote unauthenticated attack. Leadership should care because no vendor-released patch is identified, the issue is covered by a CISA medical advisory, and exposed sensitive files could create privacy, compliance, or research-integrity concerns until mitigations are implemented.

Business Impact: Medium
Compensating Controls

Restrict Torrent Server web-interface access to trusted networks or VPN, enforce least privilege and MFA for web accounts, limit the web service account's filesystem read permissions, disable unused accounts, segment or isolate affected systems, enable and monitor access logs for anomalous file reads, and apply vendor mitigations or patch when released.

Threat Intelligence Overview

Prevalence
Low
niche genomics-sequencing lab software, industry-specific deployment
Threat Intel
1
1 source
Data Quality
6 sources
Confidence: High
EUVD NVD CVE.org Vulnrichment CISA GitHub

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS N/A
Patch available No
Active threat Yes
Deciding rule
Active threat signals + CRITICAL/HIGH severity
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
No
Human Impact
Medium
Technical Impact
Partial

Priority Score

46
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +36
PoC: 0
Weaponized: 0
Threat intel: +10
Gov advisory: 0

Attack Technique

Path traversal exploits occur when applications use user-controlled input to construct file system paths without proper validation.

Threat IntelligenceMISP

CISA Advisories
Sources: CISA (public domain)

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