Security readout for executives and security teams
Plain-English summary
CVE-2020-19278 is a high-severity CSRF issue reported in Phachon mm-wiki v0.1.2. If a user with a valid session is tricked into interacting with attacker-controlled content, the application may perform unintended actions that the CVE description says can lead to arbitrary code execution.
Executive priority
Treat this as high priority if mm-wiki v0.1.2 is present, especially on internet-facing or administrator-accessible systems. Business urgency is lower if the product is absent or isolated.
Technical view
The CVE describes CWE-352 in Phachon mm-wiki v0.1.2 involving the system/user/save parameter. The CVSS 3.1 vector is AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H, indicating network reachability, low attack complexity, required user interaction, and high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is limited to organizations running Phachon mm-wiki v0.1.2. Public CVE metadata does not provide CPEs or broader affected-version ranges, so teams should verify product and version directly.
Exploitation context
The source bundle does not show CISA KEV listing or cited evidence of active exploitation. The CVSS vector requires user interaction, consistent with CSRF risk against a logged-in user rather than unauthenticated direct execution.
Researcher notes
Evidence is sparse: the CVE names mm-wiki v0.1.2 and system/user/save, but affected CPEs and remediation details are not provided. Avoid assuming patched versions without upstream confirmation.
Mitigation direction
- Identify any Phachon mm-wiki deployments and confirm exact version.
- Review upstream project guidance for fixed versions or documented workarounds.
- Limit access to administrative and user-management functions where feasible.
- Reduce risk from logged-in browsing by warning administrators about untrusted links.
Validation and detection
- Check asset inventory for Phachon mm-wiki v0.1.2 instances.
- Confirm whether exposed instances include the affected user-management functionality.
- Review application logs for unexpected user or configuration changes.
- Track the GitHub issue and CVE record for updated remediation details.
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.
CWE-352: User-session and phishing behavior lookup
Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2020-19278 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
- High
- CVSS
- 8.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
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 vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H2.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.8HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/phachon/mm-wiki/issues/68CVE reference
- https://imgur.com/EABvnwzCVE reference
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.
Cross-Site Request Forgery (CSRF)
Cross-Site Request Forgery (CSRF) represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.