ET WEB_SPECIFIC_APPS Jenkins Arbitrary File Read via Unsafe XStream Deserialization (CVE-2026-53435)

SID: 2069967Rev: 13 views
Sourceet/open
Fileemerging-web_specific_apps.rules
CreatedJune 16, 2026
UpdatedJune 16, 2026
Classificationweb-application-attack
alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET WEB_SPECIFIC_APPS Jenkins Arbitrary File Read via Unsafe XStream Deserialization (CVE-2026-53435)"; flow:established,to_server; http.uri; content:"/view/"; startswith; content:"/properties/0/"; fast_pattern; distance:0; isdataat:1,relative; reference:url,cyberpress.org/jenkins-rce-vulnerability/; classtype:web-application-attack; sid:2069967; rev:1; metadata:affected_product Jenkins, attack_target Server, tls_state TLSDecrypt, created_at 2026_06_16, cve CVE_2026_53435, deployment Perimeter, deployment Internal, deployment SSLDecrypt, confidence High, signature_severity Major, tag Exploit, updated_at 2026_06_16, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)

References

urlcyberpress.org/jenkins-rce-vulnerability/

Metadata

affected productJenkins
attack targetServer
tls stateTLSDecrypt
created at2026_06_16
deploymentSSLDecrypt
confidenceHigh
signature severityMajor
tagExploit
updated at2026_06_16
mitre tactic idTA0001
mitre tactic nameInitial_Access
mitre technique idT1190
mitre technique nameExploit_Public_Facing_Application

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