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CVE Record

CVE-2022-39799: An attacker with no prior authentication could craft and send malicious script to SAP GUI for HTML within F...

An attacker with no prior authentication could craft and send malicious script to SAP GUI for HTML within Fiori Launchpad, resulting in reflected cross-site scripting attack. This could lead to stealing session information and impersonating the affected user.

MediumCVSS 6.1Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

This is a reflected cross-site scripting issue in SAP GUI for HTML within Fiori Launchpad. An unauthenticated attacker could craft malicious script that runs if a user interacts with it, potentially exposing session information and allowing user impersonation.

Executive priority

Treat as a moderate-priority SAP application security fix. It is not described as actively exploited, but session theft and impersonation in SAP environments can affect sensitive business workflows and privileged actions.

Technical view

CVE-2022-39799 is CWE-79 in SAP NetWeaver AS ABAP SAP GUI for HTML within Fiori Launchpad. CVSS 3.1 is 6.1: network reachable, low complexity, no privileges required, user interaction required, changed scope, low confidentiality and integrity impact, no availability impact.

Likely exposure

Organizations using SAP NetWeaver AS ABAP with SAP GUI for HTML inside Fiori Launchpad on listed KERNEL versions 7.77, 7.81, 7.85, 7.89, or 7.54 may be exposed.

Exploitation context

The source bundle does not show KEV listing or cited evidence of active exploitation. Practical exploitation requires convincing a user to interact with attacker-crafted content, with risk centered on session theft and impersonation.

Researcher notes

The evidence identifies reflected XSS with unauthenticated attack initiation and required user interaction. Do not assume exploit details, fixed versions, or additional affected products beyond the provided CVE and SAP references.

Mitigation direction

  • Review SAP Security Note 3229820 and SAP’s referenced security guidance.
  • Apply SAP-provided corrections or supported kernel updates if available for your deployment.
  • Restrict access to Fiori Launchpad and SAP GUI for HTML to trusted users and networks.
  • Warn users against untrusted SAP-related links until remediation is confirmed.
  • Monitor for unusual Fiori Launchpad requests and unexpected SAP session activity.

Validation and detection

  • Inventory SAP NetWeaver AS ABAP systems exposing SAP GUI for HTML within Fiori Launchpad.
  • Confirm whether listed KERNEL versions are present in production or externally reachable environments.
  • Verify SAP Note 3229820 remediation status through official SAP tooling or change records.
  • Review authentication logs for anomalous sessions following suspicious link activity.
  • Confirm compensating access controls around Fiori Launchpad exposure.
Prepared
Confidence
high
Sources
4

Public sources used

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.

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cve · low confidence lookup

CVE-2022-39799 mapping review

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
6.1 (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:N

Official CVE source material

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.

1CVSS vectors
0Timeline events
0ADP providers
3Source links

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.

ScoreVersionSeverityVectorExploitImpactSource
6.1CVSS 3.1MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N2.82.7Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

6.1Medium
CVSS 3.1 vector shape for CVE-2022-39799Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
SAP SESAP NetWeaver AS ABAP (SAP GUI for HTML within the Fiori Launchpad)KERNEL 7.77, 7.81, 7.85, 7.89, 7.54Listed
Weakness

CWE details

CWE-79

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.