CVE-2023-31805: Cross Site Scripting vulnerability found in Chamilo Lms v.1.11.18 allows a local authenticated attacker to...
Cross Site Scripting vulnerability found in Chamilo Lms v.1.11.18 allows a local authenticated attacker to execute arbitrary code via the homepage function.
Security readout for executives and security teams
CVE-2023-31805 is a cross-site scripting issue reported in Chamilo LMS 1.11.18 involving the homepage function. It requires an authenticated user with high privileges and another user interaction, so it is not a mass remote compromise scenario. Business impact is mainly limited browser-session data exposure or unauthorized UI actions within the LMS. Organizations running Chamilo LMS 1.11.18 and allowing authenticated high-privilege users to edit homepage content are the relevant exposure group. The CVE bundle does not provide CPEs or broader affected-version ranges. Treat this as a moderate-priority web application issue. Prioritize affected internet-facing LMS instances, especially where many users access the homepage or admin accounts have weak protection. Mitigation focus: Check Chamilo Issue 98 guidance and apply the vendor-recommended resolution.; Limit homepage editing privileges to trusted administrators.; Review existing homepage content for unexpected scripts or unsafe HTML..
Prepared
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Potential ATT&CK relevance
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 · medium confidence lookup
CWE-79: 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.
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.
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.
1CVSS vectors
3Timeline events
2ADP providers
2Source links
SSVC decision data
CISA-ADPCISA Coordinator
Timestamp
Version
2.0.3
Exploitation: noneAutomatable: noTechnical Impact: total
CVSS vector scores
1 official score
We 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.
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
CWE-79 · source CWE mapping
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.