Security readout for executives and security teams
Plain-English summary
I, Librarian 4.8 and earlier has a cross-site scripting issue in the stable.php id parameter. An attacker could trick a user into opening a crafted link that runs attacker-controlled script in that user’s browser session. The provided sources do not give CVSS, active exploitation evidence, or a confirmed patched version.
Executive priority
Treat as a targeted user-session risk. Prioritize if I, Librarian is internet-facing, used by privileged staff, or integrated with sensitive library records.
Technical view
CVE-2018-1000139 describes XSS in the id parameter of stable.php in I, Librarian versions 4.8 and earlier. The CVE text indicates malicious script delivery to an unsuspecting user. No CWE, CVSS vector, exploitation telemetry, or remediation details are included in the supplied source bundle.
Likely exposure
Exposure is likely limited to organizations running I, Librarian 4.8 or earlier, especially if the application is reachable by untrusted users or shared links are common.
Exploitation context
The provided evidence supports user-targeted XSS risk, not unauthenticated server compromise. KEV is false, and the supplied sources do not state active exploitation in the wild.
Researcher notes
Evidence is thin: the CVE record names the affected versions and parameter, and GitHub references point to source and issue context. Do not assume a patch, exploit maturity, or broader product impact without additional vendor evidence.
Mitigation direction
- Identify any I, Librarian deployments and record their versions.
- Check vendor project guidance for fixed versions or recommended changes.
- Restrict access to affected deployments if they remain in use.
- Validate and encode the stable.php id parameter if maintaining a fork.
- Warn users not to open unexpected I, Librarian links.
Validation and detection
- Confirm whether I, Librarian 4.8 or earlier is deployed.
- Check whether stable.php is reachable by untrusted users.
- Review deployed stable.php handling of the id parameter.
- Review issue 119 for maintainer discussion and fix status.
- Look for suspicious id parameter activity in application logs.
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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.
CVE-2018-1000139 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/mkucej/i-librarian/blob/9535753a84bc615b210802d4c9542db73368d984/stable.php#L8CVE reference · x_refsource_MISC
- https://github.com/mkucej/i-librarian/issues/119CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.