CVE Explorer
CVE-2026-32109
Copyparty is a portable file server. Prior to 1.20.12, if an attacker has been given both read- and write-permissions to the server, they can upload a malicious file with the filename .prologue.html and then craft a link to potentially execute arbitrary JavaScript in the victim's context. Note that it is intended behavior that the JavaScript would execute if the target clicks a link to the HTML file itself; "https://example.com/foo/.prologue.html". The vulnerability is that "https://example.com/
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"product":"copyparty","vendor":"9001","versions":[{"status":"affected","version":"< 1.20.12"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:0b65faa69666a9d19bec95e7ad62d0161fa5eec5104bca32dd863dbbf89e54fc · sha256:2fad31a071d7d05e… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":3.7,"baseSeverity":"LOW","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:0b65faa69666a9d19bec95e7ad62d0161fa5eec5104bca32dd863dbbf89e54fc · sha256:2fad31a071d7d05e… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-79","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:0b65faa69666a9d19bec95e7ad62d0161fa5eec5104bca32dd863dbbf89e54fc · sha256:2fad31a071d7d05e… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"name":"https://github.com/9001/copyparty/security/advisories/GHSA-rcp6-88mm-9vgf","tags":["x_refsource_CONFIRM"],"url":"https://github.com/9001/copyparty/security/advisories/GHSA-rcp6-88mm-9vgf"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:0b65faa69666a9d19bec95e7ad62d0161fa5eec5104bca32dd863dbbf89e54fc · sha256:2fad31a071d7d05e… · /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.