# Novu API vulnerabilities

Source: https://junglewise.ai/threats/technologies/api  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 11 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/api.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 3 vulnerabilities in Novu API: 0 in the last 7 days and 1 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-18234, was published on 29 August 2026. Nothing was published in the last eight weeks.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 1
- All time: 3 (0 critical, 0 exploited in the wild)

## About Novu API

API library for Novu notification platform.

## Latest Novu API vulnerabilities

- [CVE-2026-18234: MStore API authorization bypass in wallet payment handling](https://junglewise.ai/threats/cve-2026-18234-mstore-api-authorization-bypass-in-wallet-payment-handling) (medium, CVSS 6.5, published 29 Aug 2026)
- [Novu XSS sanitization bypass in email editor](https://junglewise.ai/threats/novu-xss-sanitization-bypass-in-email-preview-5710ec56) (low, CVSS 3.1, published 14 Apr 2026)
- [Novu SSRF in conditions filter webhook](https://junglewise.ai/threats/novu-ssrf-in-conditions-filter-webhook-c8d485d7) (info, CVSS 7.5, published 14 Apr 2026)

## Most severe Novu API vulnerabilities

- [CVE-2026-18234: MStore API authorization bypass in wallet payment handling](https://junglewise.ai/threats/cve-2026-18234-mstore-api-authorization-bypass-in-wallet-payment-handling) (medium, CVSS 6.5, published 29 Aug 2026)
- [Novu XSS sanitization bypass in email editor](https://junglewise.ai/threats/novu-xss-sanitization-bypass-in-email-preview-5710ec56) (low, CVSS 3.1, published 14 Apr 2026)
- [Novu SSRF in conditions filter webhook](https://junglewise.ai/threats/novu-ssrf-in-conditions-filter-webhook-c8d485d7) (info, CVSS 7.5, published 14 Apr 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 1 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other Novu technologies

- [Novu](https://junglewise.ai/threats/technologies/novu): 4 vulnerabilities
- [Novu Worker](https://junglewise.ai/threats/technologies/novu-worker): 3 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Novu API vulnerabilities", https://junglewise.ai/threats/technologies/api, 11 November 2026.