CVE-2026-85975 Progress Software Corporation CVE debrief

Who should care

Defenders responsible for MarkLogic Server instances, especially those with Amazon S3 connections, should assess exposure and prioritize remediation. This includes operators, platform administrators, vulnerability management teams, and security teams who need to verify and remediate affected instances to prevent exploitation. The affected instances require verification and remediation to ensure the security of data in transit.

Why it matters

Defenders should care about CVE-2026-85975 because it affects Progress MarkLogic Server instances with Amazon S3 connections, potentially allowing data or credential interception. Affected instances require verification and remediation to prevent exploitation.

• Intercepted data or credentials may lead to unauthorized access
• Cleartext transmission may allow eavesdropping or tampering
• Defenders must verify and remediate affected instances to prevent exploitation
• Remediation priority is high due to potential for data compromise

Technical summary

Progress MarkLogic Server 12.x before 12.1.0 and 11.x before 11.3.7 may use cleartext transport for Amazon S3 connections by default. This vulnerability allows a network-positioned attacker to intercept data or credentials. The affected product context indicates that defenders should prioritize verifying and remediating affected MarkLogic Server instances, especially those with Amazon S3 connections. The technical framing suggests that defenders should focus on verifying instances, applying patches, and monitoring for suspicious activity.

Defensive priority

Defenders should prioritize verifying and remediating affected MarkLogic Server instances, especially those with Amazon S3 connections.

Recommended defensive actions

• Verify MarkLogic Server instances for Amazon S3 connections
• Check for and apply vendor-provided patches
• Monitor for suspicious activity on affected instances
• Consider compensating controls for data in transit
• Review relevant monitoring, detection, and logs for exposed assets that need extra review
• Track exceptions, retest remediated assets, and close the item only after evidence is documented
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record and source item provide details on the vulnerability, but additional verification is needed to confirm affected instances and remediation. Defenders should verify MarkLogic Server instances for Amazon S3 connections, check for and apply vendor-provided patches, and monitor for suspicious activity on affected instances. The source grounding indicates that Progress MarkLogic Server 12.x releases before 12.1.0 and 11.x releases before 11.3.7 are affected. However, the exact scope and severity may vary depending on the具体部署和

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.