Security readout for executives and security teams
Plain-English summary
CVE-2023-34840 is a reported cross-site scripting vulnerability in angular-ui-notification versions 0.1.0, 0.2.0, and 0.3.6. Business impact depends on whether the library is used in customer-facing pages and handles untrusted content. The public record does not provide CVSS, CWE, or detailed vendor remediation.
Executive priority
Treat as a targeted remediation item for web applications using this legacy Angular notification library. Prioritize internet-facing or authenticated user portals where XSS could expose sessions, customer data, or privileged workflows.
Technical view
The CVE record identifies XSS in angular-ui-notification v0.1.0, v0.2.0, and v0.3.6. The bundle names the upstream GitHub project and a CVE-specific GitHub reference, but does not include root cause, affected API, patched version, exploit prerequisites, or official fix details.
Likely exposure
Exposure is likely limited to applications that include angular-ui-notification at the listed versions. Risk rises if notification content can include attacker-controlled input rendered to other users.
Exploitation context
CISA KEV status is false in the provided bundle. No cited source in the bundle confirms active exploitation. A public CVE-specific GitHub reference exists, but its contents were not provided here.
Researcher notes
Evidence is sparse: no CVSS, CWE, affected CPEs, fix version, or technical root cause is included. Validate exposure through dependency inventory and source review rather than assuming all Angular applications are affected.
Mitigation direction
- Inventory applications for angular-ui-notification versions 0.1.0, 0.2.0, and 0.3.6.
- Check upstream project guidance before selecting an upgrade or replacement path.
- Avoid passing untrusted HTML or user-controlled content into notification messages.
- Apply output encoding or sanitization where notification content is assembled.
Validation and detection
- Search package manifests and built assets for angular-ui-notification usage.
- Confirm deployed versions against the affected version list.
- Review code paths that populate notification messages from user-controlled data.
- Verify browser-side protections do not rely solely on Content Security Policy.
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.
CVE-2023-34840 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
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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.
SSVC decision data
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/alexcrack/angular-ui-notificationCVE reference, mitre
- https://github.com/Xh4H/CVE-2023-34840CVE reference, mitre
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.