[UPDATE] [high] Cacti: Multiple Vulnerabilities

highpublic exploitCVE-2026-1513 CVE-2026-22802 CVE-2026-32935 CVE-2026-39893 CVE-2026-39894 CVE-2026-39895

An attacker can exploit multiple vulnerabilities in Cacti to execute arbitrary code, bypass security measures, conduct a cross-site scripting attack, conduct a SQL injection attack, manipulate files, and disclose information.

CSIRTS triage

vendor: Cacti product: Cacti Remote code execution Authentication bypass Cross-site scripting SQL injection Path traversal

What: Multiple vulnerabilities enable arbitrary code execution, security bypass, cross-site scripting, SQL injection, file manipulation, and information disclosure.
Who is affected: Cacti deployments running vulnerable versions.
Urgency: High; multiple severe vulnerability classes present.
Action: Update Cacti to a patched version addressing CVE-2026-1513, CVE-2026-22802, and related CVEs.

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: high
Published: 2026-08-12
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-2026-1931

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-2026-15130.17% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 7% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-329350.37% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 30% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-398930.67% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 49% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-398940.14% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 3% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-398970.26% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 18% of all EPSS-scored CVEs.
Low exploitation riskCVE-2026-398990.39% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 31% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-1513	coverage & exploitation status	NVD · CVE.org
CVE-2026-22802	coverage & exploitation status	NVD · CVE.org
CVE-2026-32935	coverage & exploitation status	NVD · CVE.org
CVE-2026-39893	coverage & exploitation status	NVD · CVE.org
CVE-2026-39894	coverage & exploitation status	NVD · CVE.org
CVE-2026-39895	coverage & exploitation status	NVD · CVE.org
CVE-2026-39896	coverage & exploitation status	NVD · CVE.org
CVE-2026-39897	coverage & exploitation status	NVD · CVE.org
CVE-2026-39898	coverage & exploitation status	NVD · CVE.org
CVE-2026-39899	coverage & exploitation status	NVD · CVE.org
CVE-2026-39900	coverage & exploitation status	NVD · CVE.org
CVE-2026-39902	coverage & exploitation status	NVD · CVE.org
CVE-2026-39938	coverage & exploitation status	NVD · CVE.org
CVE-2026-39939	coverage & exploitation status	NVD · CVE.org
CVE-2026-39947	coverage & exploitation status	NVD · CVE.org
CVE-2026-39948	coverage & exploitation status	NVD · CVE.org
CVE-2026-39949	coverage & exploitation status	NVD · CVE.org
CVE-2026-39950	coverage & exploitation status	NVD · CVE.org
CVE-2026-39951	coverage & exploitation status	NVD · CVE.org
CVE-2026-39952	coverage & exploitation status	NVD · CVE.org
CVE-2026-39955	coverage & exploitation status	NVD · CVE.org
CVE-2026-40078	coverage & exploitation status	NVD · CVE.org
CVE-2026-40079	coverage & exploitation status	NVD · CVE.org
CVE-2026-40080	coverage & exploitation status	NVD · CVE.org
CVE-2026-40081	coverage & exploitation status	NVD · CVE.org
CVE-2026-40082	coverage & exploitation status	NVD · CVE.org
CVE-2026-40083	coverage & exploitation status	NVD · CVE.org
CVE-2026-40084	coverage & exploitation status	NVD · CVE.org
CVE-2026-40194	coverage & exploitation status	NVD · CVE.org
CVE-2026-40941	coverage & exploitation status	NVD · CVE.org
CVE-2026-41884	coverage & exploitation status	NVD · CVE.org
CVE-2026-44481	coverage & exploitation status	NVD · CVE.org
CVE-2026-46531	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 Cacti

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.

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