Called exploited 6507 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 listing17.8y
- Last sighting25d
Gaps are compressed to equal steps. The elapsed time is printed under each.
Which catalogues call it exploited
- CISA KEVUS federallisted Jul 13, 2026
- EUVDENISA, European Unionlisted Jul 13, 2026
- VulnCheck KEVcommercial researchlisted Jul 13, 2026
- CIRCLaggregator, mirrors the abovelisted Jul 13, 2026, not counted
3 catalogues list it. CIRCL aggregates the others and is shown but not counted.
Public exploitation evidence
- reported exploitationwww.recordedfuture.com/blog/july-2026-cve-landscape
- reported exploitationwww.vulncheck.com/blog/energetic-target-intel
- reported exploitationmedia.defense.gov/2026/Jul/09/2003959498/-1/-1/0/CSA_IMPROVE
- reported exploitationprevidian.com/CVE-2008-4128
- reported exploitationwww.cisa.gov/sites/default/files/feeds/known_exploited_vulne
5 public reports collected from VulnCheck and CIRCL, first on Jul 13, 2026. Each links to its original source. We have not verified them.
Description
Cisco IOS 12.4 contains multiple cross-site forgery vulnerabilities that allows remote attackers to execute arbitrary commands via (1) a certain "show privilege" command to the /level/15/exec/- URI, and (2) a certain "alias exec" command to the /level/15/exec/-/configure/http URI.
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.
