[NEW] [low] Apache Superset: Multiple vulnerabilities

lowCVE-2026-23981 CVE-2026-23985

A remote, authenticated attacker can exploit multiple vulnerabilities in Apache Superset to bypass security measures or cause a Denial of Service.

CSIRTS triage

vendor: Apache product: Superset Authentication bypass Denial of service

What: Multiple vulnerabilities in Apache Superset enable security bypass and denial of service.
Who is affected: Authenticated users of Apache Superset deployments are affected.
Urgency: Low severity; requires authentication to exploit, limiting immediate risk.
Action: Apply vendor security patches for CVE-2026-23981 and CVE-2026-23985 during regular maintenance windows.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity: low
Published: 2026-07-31
Exploitation: Not in CISA KEV at last sync
Language: Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2603

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-239810.36% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 29% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-239850.41% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 34% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-23981	coverage & exploitation status	NVD · CVE.org
CVE-2026-23985	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

Recent advisories for Apache Superset

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

mediumCVE-2026-23985: A Regular Expression Denial of Service (ReDoS) vulnerability exists in Apache Superset version…nvd · 2026-07-30
mediumCVE-2026-23981: An Improper Authorization vulnerability exists in Apache Superset allowing an authenticated us…nvd · 2026-07-30
criticalexploitedCVE-2023-27524: Apache Superset Insecure Default Initialization of Resource Vulnerabilitycisa-kev · 2024-01-08