vulnerability / NVI-00004187 / Revision 3
CI4MS: Blogs Posts (Categories) Full Account Takeover for All-Roles & Privilege-Escalation via Stored DOM XSS
OSV carries this publisher advisory for ci4-cms-erp/ci4ms. This is an aggregated source copy; consult the original publisher and compare update dates.
This report has not inspected your inventory, configuration, deployed build, reachability or evidence. A catalog listing and a severity score do not establish exposure or compromise.
01 / Meaning
Why it matters
Published affected context helps an owner decide what evidence to gather. This report has not examined your application.
9.1 CRITICAL (3.1)
security-advisories@github.com severity; no combined Null risk score.
9 CRITICAL (3.1)
nvd@nist.gov severity; no combined Null risk score.
0.274%
FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.19823. Missing scores are unknown.
As of · FIRST EPSS
02 / Applicability
The affected context
Affected versions, configuration prerequisites and known exclusions are public. Confirm each one against the deployed service.
ci4-cms-erp/ci4ms
source listedECOSYSTEM: introduced 0; fixed 0.31.0.0
# Summary ### **Vulnerability: Blogs Posts (Categories) Full Account Takeover for All-Roles & Privilege-Escalation via Stored DOM XSS** - Stored Cross-Site Scripting via Unsanitized Blog Post Content in Blog Management (Categories) ### Description The application fails to properly sanitize user-controlled input when creating or editing blog posts within the **Categories** section. An attacker can inject a malicious JavaScript payload into the **Categories** content, which is then stored server-side. This stored payload is later rendered unsafely when the **Categories** are viewed via blog posts, without proper output encoding, leading to stored cross-site scripting (XSS). ### Affected Functionality - Blog post **Categories** creation functionality - Blog post **Categories** editing functionality - Blog post **Categories** storage and retrieval logic ### Attack Scenario - An attacker creates or edits a blog post **Category** to include a malicious XSS payload in the category description or name. - The application stores this content without sanitization or encoding. - The payload persists and executes whenever the category is viewed within the blog posts section, leading to th
03 / Response
What to do next
- vendor patch
The original advisory lists fixed boundaries 0.31.0.0 for ci4-cms-erp/ci4ms. Confirm the publisher’s latest guidance.
Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system. GitHub Advisory Database via OSV
- investigate
Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.
Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system. FIRST EPSS
A fixed release is not deployment evidence.
Check current vendor support and compatibility. After making a change, verify the deployed build and relevant runtime conditions. Keep the evidence, owner and time. An updated lockfile alone does not prove what is running.
04 / Limits
What this report cannot establish
- Customer inventory, deployment, reachability and exploitation have not been inspected.
- NVD lastModified does not establish freshness of every associated CPE record.
05 / Provenance
Sources you can inspect
Each assertion retains its source. Mirrored records may repeat one underlying publisher; additional links are not independent corroboration.
- GHSA-r33w-c82v-x5v7 ↗
GitHub Advisory Database via OSV · vendor advisory
Observed . GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.
- CVE-2026-34567 ↗
NIST National Vulnerability Database · official catalog
Observed . This product uses data from the NVD API but is not endorsed or certified by the NVD.
- CVE-2026-34567 ↗
FIRST EPSS · official catalog
Observed . FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.
Public revision history
Only published revisions appear here. Routine fetches do not create a material-change event.
- Revision 3 ·
Source facts changed; compare the preserved prior revision.
- Revision 2 ·
Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.
- Revision 1 ·
First indexed by Null; source disclosure date is shown separately.