CVE Explorer
CVE-2026-63303
A Path Traversal vulnerability exists in Quick.CMS through the URI path component of HTTP requests, where the server fails to normalize dot-dot-slash (../) sequences before resolving and serving the requested file. An authenticated attacker with admin privileges can use this vulnerability to read contents of files located in the sibling directory of the webroot via a crafted HTTP request containing ../ sequences in the URI.
The vendor assessed the likelihood of exploitation as very low and det
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unknown","product":"Quick.CMS","vendor":"OpenSolution","versions":[{"lessThanOrEqual":"6.8.0","status":"affected","version":"0","versionType":"semver"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:b219631d576a30a87214efbbce1b7d725a1784e72da910c086bed2274072d8dd · sha256:e0fa8e1840a39a87… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":5.1,"baseSeverity":"MEDIUM","exploitMaturity":"NOT_DEFINED","privilegesRequired":"HIGH","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":…
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:b219631d576a30a87214efbbce1b7d725a1784e72da910c086bed2274072d8dd · sha256:e0fa8e1840a39a87… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-23","description":"CWE-23 Relative path traversal","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:b219631d576a30a87214efbbce1b7d725a1784e72da910c086bed2274072d8dd · sha256:e0fa8e1840a39a87… · /containers/cna/problemTypes/0/descriptions/0
Source references
2 source assertions{"tags":["third-party-advisory"],"url":"https://cert.pl/en/posts/2026/07/CVE-2026-63301"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:b219631d576a30a87214efbbce1b7d725a1784e72da910c086bed2274072d8dd · sha256:e0fa8e1840a39a87… · /containers/cna/references/0
{"tags":["product"],"url":"https://opensolution.org/"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:b219631d576a30a87214efbbce1b7d725a1784e72da910c086bed2274072d8dd · sha256:e0fa8e1840a39a87… · /containers/cna/references/1
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.