CVE-2025-54819
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedImproper limitation of a pathname to a restricted directory ('Path Traversal') issue exists in SS1 Ver.16.0.0.10 and earlier (Media version:16.0.0a and earlier). If this vulnerability is exploited, legitimate files may be overwritten by a remote authenticated attacker.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · moderate confidenceA path traversal vulnerability in SS1 version 16.0.0.10 and earlier allows remote authenticated attackers to manipulate file paths using directory traversal sequences (e.g., '../') to write to arbitrary locations on the filesystem, overwriting legitimate files.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- Low
- Privileges
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- High
- Availability
- None
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Identify the installed SS1 versionLocate the SS1 application and check its version information, typically found in the application metadata, about screen, or version file (e.g., version.txt, manifest, or the application binary properties)Affected if The installed version is 16.0.0.10 or earlier (versions prior to 16.0.0.11 or Media version 16.0.0b)
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Verify if file upload or path manipulation features are enabledInspect the SS1 configuration settings or feature flags to determine if file upload, file transfer, or path manipulation capabilities are activeAffected if File upload, file transfer, or any feature allowing file path specification is enabled and accessible to users
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Confirm authentication mechanisms are in placeReview the SS1 authentication configuration to determine whether user accounts exist and login is required for file operationsAffected if Remote authentication is enabled and users can authenticate to access file-related functionality, as the attacker needs authenticated access to exploit the flaw
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Check for path traversal input validationExamine SS1's input validation or security controls for file path parameters. Attempt to identify if '../' sequences are filtered or rejected in file-related operationsAffected if No input validation or allowlist-based controls are implemented to block directory traversal sequences like '../' in file paths
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Inspect file system permissions and access controlsReview the file system permissions granted to the SS1 service account and whether write access is permitted outside intended directoriesAffected if The SS1 process has write permissions to system directories or locations beyond its intended working directory, allowing the overwrite of legitimate files
You are affected if SS1 version 16.0.0.10 or earlier is installed AND the file path manipulation feature is accessible to authenticated users WITHOUT path traversal filtering.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
From vendor dataUpgrade to SS1 version 16.0.0.11 or later (Media version 16.0.0b or later). If immediate patching is not feasible, implement strict input validation to reject path traversal characters and enforce allowlist-based file access controls.
- Consultation4.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $5,120.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2025-54819 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2025-54819 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
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