CVE Explorer
CVE-2026-1225
ACE vulnerability in configuration file processing by QOS.CH logback-core up to and including version 1.5.24 in Java applications, allows an attacker to instantiate classes already present on the class path by compromising an existing logback configuration file.
The instantiation of a potentially malicious Java class requires that said class is present on the user's class-path. In addition, the attacker must have write access to a
configuration file. However, after successful instantiatio
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unknown","modules":["logback-core","logback-classic"],"platforms":["Java"],"product":"Logback-core","vendor":"QOS.CH Sarl","versions":[{"lessThanOrEqual":"1.5.24","status":"affected","version":"0.9.20","versionType":"maven"},{"status":"unaffected","version":"1.5.25"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:0cf8f1642dc95f30cdcc5fca9a0805cfbe271aef1c094554263ddf55991f699c · sha256:627d97985008d040… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"Automatable":"NO","Recovery":"NOT_DEFINED","Safety":"NEGLIGIBLE","attackComplexity":"HIGH","attackRequirements":"PRESENT","attackVector":"LOCAL","baseScore":1.8,"baseSeverity":"LOW","exploitMaturity":"NOT_DEFINED","privilegesRequired":"HIGH","providerUrgency":"GREEN","subAvailabilityImpact":"LOW","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/S:N/AU:N/RE:M/U:Green","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact…
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:0cf8f1642dc95f30cdcc5fca9a0805cfbe271aef1c094554263ddf55991f699c · sha256:627d97985008d040… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-20","description":"CWE-20 Improper Input Validation","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:0cf8f1642dc95f30cdcc5fca9a0805cfbe271aef1c094554263ddf55991f699c · sha256:627d97985008d040… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"url":"https://logback.qos.ch/news.html#1.5.25"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:0cf8f1642dc95f30cdcc5fca9a0805cfbe271aef1c094554263ddf55991f699c · sha256:627d97985008d040… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.