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CVE Record

CVE-2018-1000138: I, Librarian version 4.8 and earlier contains a SSRF vulnerability in "url" parameter of getFromWeb in func...

I, Librarian version 4.8 and earlier contains a SSRF vulnerability in "url" parameter of getFromWeb in functions.php that can result in the attacker abusing functionality on the server to read or update internal resources.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2018-1000138 is a server-side request forgery issue in I, Librarian 4.8 and earlier. An attacker may be able to make the application’s server request internal resources through the getFromWeb URL handling. Business urgency depends on whether the application is internet-facing and whether untrusted users can reach that feature.

Executive priority

Treat this as a targeted exposure review rather than an emergency absent exploitation evidence. Prioritize internet-facing or multi-user deployments because SSRF can bypass network boundaries and reach internal resources.

Technical view

The CVE describes SSRF in the url parameter used by getFromWeb in functions.php. The reported impact is abuse of server-side functionality to read or update internal resources. The provided sources do not include CVSS, CWE mapping, authentication requirements, exploit status, or a confirmed fixed release.

Likely exposure

Exposure is most likely where I, Librarian 4.8 or earlier is deployed and accepts URL input from untrusted users. Internet-facing library portals or shared internal deployments should be prioritized for review.

Exploitation context

The source bundle does not show active exploitation, public weaponization, or CISA KEV listing. Exploitability details are incomplete, but SSRF can matter when the application server can reach internal services not directly exposed to attackers.

Researcher notes

Evidence is limited to the CVE description and GitHub references. The affected product is identified in the title and description, but the structured affected fields are not populated. No CVSS vector, CWE, patch version, or exploitation evidence is provided.

Mitigation direction

  • Identify all I, Librarian deployments and confirm their versions.
  • Check project or vendor guidance for a fixed release or official workaround.
  • Restrict access to URL-import or get-from-web functionality to trusted users.
  • Limit server egress to internal administrative networks where feasible.
  • Monitor application logs for unusual internal URL fetch patterns.

Validation and detection

  • Confirm whether any deployment runs I, Librarian 4.8 or earlier.
  • Review whether untrusted users can submit URLs to the affected workflow.
  • Verify outbound network controls from the application host.
  • Check historical logs for requests targeting internal hosts or services.
  • Document unresolved uncertainty if version or feature exposure cannot be confirmed.
Prepared
Confidence
medium
Sources
4

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

description · low confidence lookup

Cloud metadata behavior lookup

The CVE wording references SSRF or metadata access, so cloud discovery and credential material review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

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cve · low confidence lookup

CVE-2018-1000138 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
3Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.