[UPDATE] [low] Apache log4j: Vulnerability allows information disclosure

lowCVE-2025-68161

A remote, anonymous attacker can exploit a vulnerability in Apache log4j to disclose information.

CSIRTS triage

vendor: Apache product: log4j Information disclosure

What: A vulnerability in Apache log4j allows a remote, anonymous attacker to disclose information.
Who is affected: Apache log4j deployments are affected by this vulnerability.
Urgency: Remediation is low urgency due to the low severity of the information disclosure.
Action: Update to the latest version of Apache log4j to address this vulnerability.

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: 2026-07-30
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-2025-2897

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-2025-681610.76% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 52% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2025-68161	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

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

high[NEW] [high] SAP Patch Day July 2026cert-bund
unknownMultiple vulnerabilities in Oracle Weblogic (July 23, 2026)cert-fr-avis
unknownMultiple vulnerabilities in Oracle MySQL (July 23, 2026)cert-fr-avis
unknownNCSC-2026-0257 [1.00] [M/H] Vulnerabilities fixed in Oracle Enterprise Managerncsc-nl
high[NEW] [high] Oracle Supply Chain: Multiple vulnerabilitiescert-bund
high[NEW] [high] Oracle Enterprise Manager: Multiple vulnerabilitiescert-bund
high[NEW] [high] Oracle Commerce: Multiple vulnerabilitiescert-bund
unknownNCSC-2026-0230 [1.01] [M/H] Vulnerabilities fixed in SAP productsncsc-nl
unknownMultiple vulnerabilities in SAP products (July 15, 2026)cert-fr-avis
unknownNCSC-2026-0230 [1.00] [M/H] Vulnerabilities fixed in SAP productsncsc-nl
high[NEW] [high] IBM Operational Decision Manager: Multiple vulnerabilitiescert-bund
unknownMultiple vulnerabilities in IBM products (July 3, 2026)cert-fr-avis

Recent advisories for Apache log4j

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.

medium[NEW] [medium] Apache log4j and Log4cxx: Multiple vulnerabilities allow file manipulationcert-bund · 2026-07-30
medium[UPDATE] [medium] Apache log4j: Multiple vulnerabilities allow file manipulationcert-bund · 2026-07-30
mediumCVE-2026-49844: Improper encoding of non-finite floating-point values during MapMessage JSON serialization in …nvd · 2026-07-10
critical[UPDATE] [critical] Apache log4j: Vulnerability allows code executioncert-bund · 2026-07-08