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Alo Suite CVE-2026-108049

| EUVDEUVD-2026-115798 MEDIUM
Improper Restriction of Rendered UI Layers or Frames (CWE-1021)
2026-11-03 INCIBE GHSA-hvf9-wq6h-px7p
5.1
CVSS 4.0 · Vendor: INCIBE
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Host malicious framing page
  2. Delivery
    Lure victim to attacker page
  3. Exploit
    Frame Alosuite login (no X-Frame-Options)
  4. Execution
    Overlay deceptive UI to hijack clicks
  5. Impact
    Trigger unwanted action in framed app

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V3 - Web Frontend Security Clickjacking prevention, X-Frame-Options
Exploitation Conditions

The precondition is that the Alosuite login interface is served without framing protection - it does not set the X-Frame-Options header nor a Content-Security-Policy frame-ancestors directive - allowing it to be embedded in an attacker-controlled iframe. Exploitation is limited by the requirement for active victim interaction (CVSS UI:A): the attacker must socially engineer an authenticated or targeted user into visiting a malicious page and clicking on the disguised framed interface. Impact is confined to integrity of user interactions (VI:L); there is no confidentiality or availability impact, and no attacker authentication is required (PR:N).

Impact

This is a moderate, low-urgency issue consistent with a CVSS 4.0 base of 5.1. The vendor-supplied vector (AV:N/AC:L/AT:N/PR:N/UI:A) shows a network-reachable flaw requiring no attacker privileges but active victim interaction, with only limited integrity impact (VI:L) and no confidentiality or availability impact (VC:N/VA:N). This matches the mechanism: a missing X-Frame-Options / CSP frame-ancestors control that permits the login interface to be framed (clickjacking, CWE-1021). The priority signals are consistent and modest: the vuln.today Decision label is 'this_month' (not act_now/emergency), there is no CISA KEV listing, no EPSS probability is provided, and no PoC or exploit reference is supplied - only an INCIBE advisory. No signals conflict. Realistically this is a genuine but low-severity defensive hygiene finding whose exploitation depends entirely on social-engineering a victim, not a widespread automated-exploitation threat. One caveat to verify: the input Tags label this 'XSS', which contradicts the CWE-1021 (clickjacking) classification and the description - the referenced INCIBE advisory covers multiple Alo Suite vulnerabilities, so the XSS tag likely belongs to a different CVE in that bundle.

Exploit ScenarioDerived

An attacker builds a malicious web page that loads the Alosuite login interface inside a hidden or disguised iframe and overlays deceptive UI. A victim who is lured to the page and tricked into clicking is actually interacting with the framed Alosuite application, triggering unwanted actions. No public exploit code is identified; success requires active user interaction as reflected in UI:A.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet

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AnalysisAIv1 – Nov 03, 2026

Clickjacking in the AM Systems Alo Suite web application lets an attacker embed the login interface inside an attacker-controlled page and trick a victim into clicking disguised controls, so the practical impact is tampering with user interactions rather than disclosure of data. Deployments are exposed when the login page is served without X-Frame-Options or a Content-Security-Policy frame-ancestors directive; the CPE entry carries a wildcard version, so no specific release range is pinned in the available data. Severity is moderate (CVSS 4.0 base 5.1, integrity-only impact rated Low, active user interaction required), the issue is not listed in CISA KEV, and no public exploit code was identified at time of analysis.

RemediationAI

No vendor-released patch version is identified in the available data, so the primary actionable fix is to make the login interface unframeable: have the web server or reverse proxy in front of Alosuite return X-Frame-Options: DENY (or SAMEORIGIN where same-origin framing is genuinely needed) and a matching Content-Security-Policy frame-ancestors 'self' directive on the authentication pages, then verify with a header check that both are present on every login route. The trade-off is that legitimate embedding - SSO portals, intranet dashboards or partner integrations that frame the login page - will break, so inventory those consumers first and scope the policy to the authentication paths rather than the whole application. JavaScript frame-busting is a weaker fallback that can be bypassed and should not replace the headers, and users should be told to reach Alosuite through bookmarked or typed URLs rather than links from unsolicited pages while the header fix is rolled out. Track the INCIBE-CERT advisory at https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-am-systems-alo-suite for the vendor's fixed-release guidance; given the moderate, low-urgency rating and interaction-dependent exploitation, remediation can be scheduled in the normal monthly cycle rather than treated as an emergency.

Affected VersionsENISA

ALO Suite 25_09_15.03_35

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Technical ContextAI · show details

The weakness is CWE-1021 (Improper Restriction of Rendered UI Layers or Frames), the classic UI-redressal class: the application does not tell the browser whether its pages may be framed, so any third-party site can load the Alosuite login interface in an iframe and overlay or disguise it. Note that the intelligence feed carries an 'XSS' tag, but the described and independently assessed weakness is clickjacking, and the available sources describe no cross-site scripting mechanism. The CVSS 4.0 vector (AV:N/AC:L/AT:N/PR:N/UI:A, VC:N/VI:L/VA:N) matches the assessed CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N): no attacker authentication is required (PR:N), the attack surface is network-reachable, and the only scored impact is low integrity (VI:L) with no confidentiality or availability effect. The UI:A component is decisive - the attacker must socially engineer a targeted user into visiting a malicious page and clicking within the framed interface, so the flaw is not self-triggering and the exact framing behaviour of a given deployment depends on how the front end or reverse proxy sets response headers, which is not detailed in the available sources.

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Severity by source

Vendor (INCIBE) PRIMARY 5.1 MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
vuln.today AI 4.3 MEDIUM

Network-framable login with no attacker privileges (PR:N) but mandatory victim interaction (UI:R); only limited integrity impact from hijacked clicks, no confidentiality or availability effect.

3.1 AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
4.0 AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (INCIBE).

CVSS VectorVendor: INCIBE

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
Active
Vulnerable system: Confidentiality
None
Vulnerable system: Integrity
Low
Vulnerable system: Availability
None
Subsequent system: Confidentiality
None
Subsequent system: Integrity
None
Subsequent system: Availability
None

DescriptionCVE.org

Clickjacking vulnerability in the Alosuite web application. The affected login interface can be embedded in a web page controlled by an attacker because it does not implement adequate user interface protection mechanisms, such as the X-Frame-Options header or an appropriate Content-Security-Policy (frame-ancestors) directive. By tricking a victim into interacting with a malicious web page, an attacker can trigger unwanted actions within the Alosuite application embedded in the frame, which could compromise the integrity of user interactions and facilitate further attacks against authenticated users.

Threat Intelligence Overview

Prevalence
Low
niche AM Systems business suite, limited regional/SME footprint
Data Quality
4 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS N/A
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
No
Human Impact· derived
Medium
Technical Impact
Partial

Priority Score

26
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +26
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.

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