Security readout for executives and security teams
Plain-English summary
CVE-2026-1111 affects Sanluan PublicCMS task template management. A remote authenticated user may manipulate a path value to access or alter files outside the intended location. Public exploit information is reported, but active exploitation is not confirmed in the provided sources.
Executive priority
Handle as a near-term remediation item for PublicCMS environments, especially exposed admin portals. The issue is not confirmed as actively exploited, but public exploit disclosure and potential file access or modification justify prompt inventory, access restriction, and vendor patch monitoring.
Technical view
The issue is CWE-22 path traversal in the Save function of TaskTemplateAdminController.java within the Task Template Management handler. VulDB lists PublicCMS versions up to 5.202506.d, including 5.202506.a through .d, with CVSS v2 5.8 and authenticated network attack conditions.
Likely exposure
Exposure is most relevant where PublicCMS administrative or task-template management functions are reachable by authenticated users over a network. Internet-exposed admin panels, shared administrator accounts, or weak role separation increase business risk.
Exploitation context
The source bundle says exploit details were publicly disclosed and may be used. KEV is false, and no cited source confirms active exploitation. A linked third-party submission references RCE, but the primary described vulnerability is path traversal; treat impact beyond traversal as not fully confirmed.
Researcher notes
Evidence comes primarily from VulDB and CVE metadata. Vendor response is reported as absent. CVSS uses authenticated network access and partial confidentiality, integrity, and availability impact. The RCE label appears in a submission reference, but available description supports path traversal; do not assume RCE without further vendor or technical confirmation.
Mitigation direction
- Identify all Sanluan PublicCMS deployments and versions.
- Prioritize systems running 5.202506.a through 5.202506.d.
- Check Sanluan/PublicCMS guidance for patched versions or official mitigations.
- Restrict administrative and task-template access to trusted networks and users.
- Review privileged accounts and remove unnecessary access.
- Monitor for unusual task template changes or unexpected file writes.
Validation and detection
- Confirm the installed PublicCMS version on each instance.
- Determine whether task template management is enabled and reachable.
- Verify only intended administrators can access the affected function.
- Review application logs for suspicious path-like template save activity.
- Assess file integrity around template and application directories.
- Track vendor advisories for remediation status.
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-22: File access and web shell behavior lookup
File traversal and upload weaknesses can lead teams to review file, web shell, execution, and collection 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 lookupFile access behavior lookup
The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2026-1111 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
- 5.8 (2.0)
- Known Exploited
- No
- Published
Vector: AV:N/AC:L/Au:M/C:P/I:P/A:P/E:POC/RL:ND/RC:UR
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.
AV:N/AC:L/Au:M/C:P/I:P/A:P/E:POC/RL:ND/RC:UR6.46.4Primary CVE scoreVulnerability scoring details
Base CVSS 2.0 score
5.8MediumVector: AV:N/AC:L/Au:M/C:P/I:P/A:P/E:POC/RL:ND/RC:UR
Source materials
- CVE List V5 sourceCVE List V5
- VDB-341703 | Sanluan PublicCMS Task Template Management TaskTemplateAdminController.java save path traversalCVE reference · vdb-entry, technical-description
- VDB-341703 | CTI Indicators (IOB, IOC, TTP, IOA)CVE reference · signature, permissions-required
- Submit #732726 | publiccms PublicCMS <= V5.202506.d Remote Code Execution (RCE)CVE reference · third-party-advisory
- https://github.com/AnalogyC0de/public_exp/issues/2CVE reference · exploit, issue-tracking
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.
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.