[UPDATE] [high] Golang Go: Multiple vulnerabilities

highCVE-2025-22866 CVE-2025-22867

A local attacker can exploit multiple vulnerabilities in Golang Go to disclose information or execute code.

CSIRTS triage

vendor: Go product: Go Information disclosure Code injection

What: Multiple vulnerabilities in Golang Go allow local attackers to disclose information or execute code.
Who is affected: Local users on systems running affected versions of Golang Go are at risk.
Urgency: High urgency; local code execution and information disclosure pose significant risk to affected systems.
Action: Update Golang Go to the patched version immediately.

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: 2026-08-20
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-2025-0283

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-2025-228660.28% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 21% of all EPSS-scored CVEs.
Low exploitation riskCVE-2025-228670.65% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 48% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2025-22866	coverage & exploitation status	NVD · CVE.org
CVE-2025-22867	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

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

low[UPDATE] [low] Golang Go: Vulnerability enables information disclosurecert-bund

Recent advisories for Golang Go

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.

high[UPDATE] [high] Golang Go: Multiple vulnerabilitiescert-bund · 2026-08-25
medium[NEW] [medium] Golang Go: Multiple vulnerabilities allow information disclosurecert-bund · 2026-08-25
high[NEW] [high] Golang Go: Multiple vulnerabilitiescert-bund · 2026-08-24
medium[UPDATE] [medium] Golang Go-Module (Net, Image, Crypto): Multiple Vulnerabilitiescert-bund · 2026-08-24
medium[UPDATE] [medium] Golang Go: Multiple vulnerabilitiescert-bund · 2026-08-21
high[UPDATE] [high] Golang Go: Multiple vulnerabilitiescert-bund · 2026-08-21