Called exploited 112 days after disclosure.
Measured from the CVE publication date to the earliest of 3 KEV catalogues that list it.
The life of this vulnerability
- CVE published
- First KEV listing4mo
- Last KEV listing5d
- Last sighting10d
Gaps are compressed to equal steps. The elapsed time is printed under each.
Which catalogues call it exploited
- CISA KEVUS federallisted Aug 4, 2026
- EUVDENISA, European Unionlisted Aug 4, 2026
- VulnCheck KEVcommercial researchlisted Jul 30, 2026
- CIRCLaggregator, mirrors the abovelisted Aug 4, 2026, not counted
3 catalogues list it. CIRCL aggregates the others and is shown but not counted.
Public exploitation evidence
- reported exploitationwww.tenable.com/blog/the-agentic-ai-threat-cluster-seven-inc
- reported exploitationcydome.io/maritime-cybersecurity-bulletin-august-7th-2026/
- reported exploitationwww.recordedfuture.com/blog/july-2026-cve-landscape
- reported exploitationwww.hkcert.org/security-bulletin/apache-tomcat-multiple-vuln
- reported exploitationprevidian.com/CVE-2026-34486
- reported exploitationwww.cisa.gov/sites/default/files/feeds/known_exploited_vulne
8 public reports collected from VulnCheck and CIRCL, first on Jul 30, 2026. Each links to its original source. We have not verified them.
Description
Apache Tomcat contains a missing encryption of sensitive data vulnerability that allows the bypass of the EncryptInterceptor. This vulnerability can be chained with CVE‑2025‑24813.
Required action (CISA)
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
