Security readout for executives and security teams
Plain-English summary
This vulnerability lets a user with a specific gift-management privilege place malicious HTML or JavaScript into SocialProfile gift data. The risk is broader than one page because the injected content can appear across many gift-related pages and affect many users.
Executive priority
Treat this as a targeted administrative-abuse risk, not a broad unauthenticated internet worm. Prioritize if SocialProfile gift features are used on public or multi-user MediaWiki sites.
Technical view
CVE-2021-36130 is a stored XSS issue in the MediaWiki SocialProfile extension through MediaWiki 1.36. Gift-related special pages accepted unsafe content in gift-related data fields from users with the awardmanage right, allowing arbitrary HTML and JavaScript to persist and render elsewhere.
Likely exposure
Exposure is likely limited to MediaWiki deployments using the SocialProfile extension through 1.36 with gift features enabled and awardmanage users configured. The source bundle does not identify affected package versions beyond that scope.
Exploitation context
The bundle does not show KEV listing or active exploitation. Exploitation requires an authenticated privileged user with awardmanage rights, but successful injection could propagate to many pages and users.
Researcher notes
Evidence is sparse: no CVSS, CWE, fixed version, or exploit report is provided. The key exposure condition is awardmanage access combined with SocialProfile gift pages, with stored XSS propagation across rendered gift data.
Mitigation direction
- Review Wikimedia guidance and the linked Gerrit change for the vendor fix.
- Update SocialProfile or MediaWiki components to a vendor-supported fixed state.
- Restrict awardmanage rights to trusted administrators only.
- Audit existing gift records for unexpected HTML or script content.
- Monitor vendor advisories for fixed version details not included here.
Validation and detection
- Inventory MediaWiki sites using the SocialProfile extension.
- Confirm whether deployed MediaWiki versions are through 1.36.
- List users or groups granted the awardmanage right.
- Review gift-related special pages for stored unsafe markup.
- Verify the linked vendor change or equivalent fix is applied.
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
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CVE-2021-36130 mapping review
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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://phabricator.wikimedia.org/T281043CVE reference · x_refsource_MISC
- https://gerrit.wikimedia.org/r/q/Id915eba45497a1a0dc1c4e00818a2fd4c0ce55d3CVE 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.