Security readout for executives and security teams
Plain-English summary
CVE-2018-8948 affects MISP versions before 2.4.89. A malicious MISP module could trigger multiple cross-site scripting issues in the resolved attributes view. This could expose users viewing module output to script execution in the MISP web interface. Public sources do not provide CVSS, CWE, or exploitation evidence.
Executive priority
Treat this as a targeted upgrade and configuration review item, not an emergency from the available evidence. Prioritize faster if MISP is internet-accessible, widely used by analysts, or relies on untrusted modules.
Technical view
The CVE describes multiple XSS flaws in MISP's app/View/Events/resolved_attributes.ctp before version 2.4.89, reachable through output from a malicious MISP module. The referenced MISP commit is the only named technical source in the bundle. No exploit chain, authentication context, or precise impact scope is provided.
Likely exposure
Organizations running MISP before 2.4.89 may be exposed, especially if they use or allow third-party, custom, or untrusted MISP modules. Exposure depends on module configuration and who views resolved attributes output.
Exploitation context
The source bundle does not show CISA KEV listing or any cited active exploitation. It only states that malicious MISP module output can cause XSS in affected MISP versions.
Researcher notes
Evidence is sparse: no CVSS vector, CWE mapping, exploit status, or detailed affected CPEs are provided. Analysis should focus on the referenced view file, module output handling, and whether deployed versions include the commit-level fix.
Mitigation direction
- Upgrade MISP to 2.4.89 or later where feasible.
- Review the referenced MISP commit and vendor guidance for the exact fix.
- Restrict use of untrusted or custom MISP modules until verified.
- Limit MISP administrative access to trusted users.
- Monitor MISP release notes for related XSS hardening.
Validation and detection
- Inventory MISP instances and record their exact versions.
- Confirm whether any instance is older than 2.4.89.
- Review enabled MISP modules for third-party or custom code.
- Check whether resolved attributes views are used by privileged users.
- Verify the referenced patch is present in deployed code.
Public sources used
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-2018-8948 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/MISP/MISP/commit/01924cd948dbceb8391be671dab672e9f4a0ffe8CVE reference · x_refsource_CONFIRM
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.