Security readout for executives and security teams
Plain-English summary
CVE-2026-28102 is a reflected cross-site scripting issue in the WordPress UberSlider Classic plugin through version 2.5. An attacker could lure a user to a crafted link that runs script in the site context. This can expose data or alter content within the victim’s session.
Executive priority
Treat as a high-priority web application exposure if the plugin is used on public WordPress sites. Prioritize inventory and remediation because XSS can affect authenticated users and site trust, but current sources do not confirm active exploitation or a named patch.
Technical view
The CVE describes CWE-79 improper neutralization during web page generation in LambertGroup UberSlider Classic, package uberSlider_classic. CVSS 3.1 is 7.1 high: network exploitable, low complexity, no privileges required, user interaction required, changed scope, and low confidentiality, integrity, and availability impacts.
Likely exposure
Exposure is likely limited to WordPress sites that have UberSlider Classic installed and running at version 2.5 or earlier. The provided sources do not identify affected URLs, parameters, fixed versions, or whether the plugin is widely deployed.
Exploitation context
The record does not state active exploitation, and it is not listed as CISA KEV in the provided bundle. Exploitation requires user interaction, typically convincing a victim to open a malicious link. Impact depends on the victim’s WordPress role and browser session context.
Researcher notes
Evidence is limited to the CVE description and Patchstack reference. Do not assume exploit availability, specific sink, vulnerable parameter, or fixed version from the provided data. Further analysis should focus on confirming installed versions and monitoring authoritative vendor or vulnerability database updates.
Mitigation direction
- Inventory WordPress sites for UberSlider Classic installations and versions.
- If installed at version 2.5 or earlier, check vendor or Patchstack guidance.
- Update to a fixed release if one is published by the vendor.
- Disable or remove the plugin if it is not business-critical.
- Use compensating controls only while awaiting vendor-confirmed remediation.
Validation and detection
- Confirm whether uberSlider_classic is installed on each WordPress instance.
- Record the installed plugin version and compare it to the affected range.
- Check vendor, CVE, and Patchstack pages for remediation updates.
- Review web logs for unusual requests involving the plugin.
- Validate remediation by confirming the vulnerable plugin version is no longer present.
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 lookupCVE-2026-28102 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
- High
- CVSS
- 7.1 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
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:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L2.83.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.1HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Source materials
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 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.