Security readout for executives and security teams
Plain-English summary
Some older MediaWiki versions could handle system messages with raw HTML rules in a way the project considered unsafe. This matters for organizations running MediaWiki, especially if rawHTML was enabled. The source bundle does not show active exploitation, CVSS scoring, or detailed impact.
Executive priority
Handle through normal vulnerability management unless rawHTML is enabled or the wiki is externally exposed. Lack of scoring and exploitation evidence lowers urgency, but outdated MediaWiki should still be remediated because the fix is available.
Technical view
MediaWiki before 1.28.1, 1.27.2, and 1.23.16 had a flaw where rawHTML mode applied to system messages. The provided sources confirm the fixed releases but do not provide CVSS, CWE, exploit status, or detailed impact mechanics.
Likely exposure
Exposure is limited to MediaWiki installations older than 1.28.1, 1.27.2, or 1.23.16. Practical risk appears configuration-sensitive because rawHTML mode is specifically implicated, but the sources do not define exact prerequisites.
Exploitation context
The bundle marks KEV as false and provides no cited evidence of active exploitation. Public sources named here confirm a security release and issue tracking, but not exploit availability or observed attacks.
Researcher notes
Evidence is sparse. The reliable facts are the product, affected pre-fix versions, and rawHTML/system-message behavior. Do not assume exploitability, attacker role, or impact category without reviewing upstream issue details and local configuration.
Mitigation direction
- Upgrade MediaWiki to 1.28.1, 1.27.2, 1.23.16, or later supported releases.
- Review Wikimedia and distribution vendor advisories for package-specific guidance.
- Check whether rawHTML is enabled in affected MediaWiki deployments.
- Prioritize unsupported or internet-facing MediaWiki instances for remediation.
Validation and detection
- Inventory MediaWiki versions across production and internal environments.
- Confirm deployed versions meet or exceed the fixed release lines.
- Review configuration for rawHTML usage and business need.
- Check Debian or vendor package status where MediaWiki is distribution-managed.
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-2017-0368 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
- [mediawiki-announce] 20170406 Security Release: 1.28.1 / 1.27.2 / 1.23.16CVE reference · mailing-list, x_refsource_MLIST
- https://phabricator.wikimedia.org/T156184CVE reference · x_refsource_CONFIRM
- https://security-tracker.debian.org/tracker/CVE-2017-0368CVE 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.