Security readout for executives and security teams
Plain-English summary
CVE-2026-1049 is a cross-site scripting issue in LigeroSmart’s /otrs/index.pl handling of TicketID. An authenticated attacker could craft content that runs in a user’s browser if that user interacts with it. The public record says exploit details were disclosed, but there is no KEV listing or cited confirmation of active exploitation.
Executive priority
Treat as a medium-priority remediation item. It is not currently documented as actively exploited, but public disclosure and remote reachability increase urgency for exposed helpdesk environments.
Technical view
LigeroSmart versions 6.1.0 through 6.1.26 are listed as affected. The flaw is in an unknown function in /otrs/index.pl where TicketID manipulation can cause XSS. CVSS v4.0 is 5.1 with network attack vector, low complexity, low privileges required, and user interaction required. CWE-79 and CWE-94 are listed; the described behavior is XSS.
Likely exposure
Organizations running LigeroSmart 6.1.0–6.1.26 with /otrs/index.pl reachable by authenticated users are the primary exposure. Risk is higher where LigeroSmart is internet-facing or broadly accessible to helpdesk users.
Exploitation context
The sources state the attack is remote, requires low privileges and user interaction, and that exploit information has been publicly disclosed. KEV is false, and the provided sources do not confirm active exploitation in the wild.
Researcher notes
Evidence is based mainly on VulDB, the CVE record, and a GitHub issue. The vendor reportedly was notified but had not responded. A duplicate report references 6.1.27, but the supplied affected list covers only 6.1.0–6.1.26, so 6.1.27 exposure remains unclear from this bundle.
Mitigation direction
- Check LigeroSmart vendor channels and the GitHub issue for an official fix or guidance.
- Inventory LigeroSmart deployments and identify versions 6.1.0 through 6.1.26.
- Restrict access to LigeroSmart to trusted networks or users where operationally feasible.
- Review compensating controls for XSS, including input handling and browser-side protections.
- Prioritize remediation for internet-facing or high-user-count LigeroSmart instances.
Validation and detection
- Confirm the deployed LigeroSmart version against the affected version list.
- Identify whether /otrs/index.pl is reachable by authenticated users.
- Review access logs for unusual TicketID parameter activity.
- Use safe, non-destructive testing to verify whether TicketID output is encoded.
- Monitor the GitHub issue and CVE record for vendor response or fixed versions.
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-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.
Open ATT&CK lookupCWE-94: Code execution behavior lookup
Code execution and unsafe deserialization weaknesses often justify reviewing execution behavior and process telemetry. 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 lookupCVE-2026-1049 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
- Medium
- CVSS
- 5.1 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
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:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P——Primary CVE scoreVulnerability scoring details
Base CVSS 4.0 score
5.1MediumVector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
Source materials
- CVE List V5 sourceCVE List V5
- VDB-341601 | LigeroSmart index.pl cross site scriptingCVE reference · vdb-entry, technical-description
- VDB-341601 | CTI Indicators (IOB, IOC, TTP, IOA)CVE reference · signature, permissions-required
- Submit #729402 | LigeroSmart 6.1.26 Cross Site ScriptingCVE reference · third-party-advisory
- Submit #746919 | LigeroSmart 6.1.27 Cross-Site Scripting vulnerability LigeroSmart version 6.1.27 (Duplicate)CVE reference · third-party-advisory
- https://github.com/LigeroSmart/ligerosmart/issues/280CVE reference · issue-tracking, exploit
- https://github.com/LigeroSmart/ligerosmart/CVE reference · product
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.