CVE Explorer
CVE-2026-29048
HumHub is an Open Source Enterprise Social Network. In version 1.18.0, a cross-site scripting vulnerability was identified in the Button component of version 1.18.0. Due to inconsistent output encoding at several points within the software, malicious scripts could be injected and executed in the context of the user's browser. This issue has been patched in version 1.18.1.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"product":"humhub","vendor":"humhub","versions":[{"status":"affected","version":"= 1.18.0"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:96dd6c1a39f14ca45fec68945867eb26d51a5918cc94ab9ff9ec42639542161f · sha256:587e9e6d381c7ce4… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":6.9,"baseSeverity":"MEDIUM","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"LOW"},"metric_type":"cvssV4_0"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:96dd6c1a39f14ca45fec68945867eb26d51a5918cc94ab9ff9ec42639542161f · sha256:587e9e6d381c7ce4… · /containers/cna/metrics/0/cvssV4_0
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:v2:96dd6c1a39f14ca45fec68945867eb26d51a5918cc94ab9ff9ec42639542161f · sha256:587e9e6d381c7ce4… · /containers/cna/problemTypes/0/descriptions/0
Source references
4 source assertions{"name":"https://github.com/humhub/humhub/commit/bd06ab4c75f6c65295ee3e1ce3643437e8f9d10a","tags":["x_refsource_MISC"],"url":"https://github.com/humhub/humhub/commit/bd06ab4c75f6c65295ee3e1ce3643437e8f9d10a"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:96dd6c1a39f14ca45fec68945867eb26d51a5918cc94ab9ff9ec42639542161f · sha256:587e9e6d381c7ce4… · /containers/cna/references/2
{"name":"https://github.com/humhub/humhub/pull/8039","tags":["x_refsource_MISC"],"url":"https://github.com/humhub/humhub/pull/8039"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:96dd6c1a39f14ca45fec68945867eb26d51a5918cc94ab9ff9ec42639542161f · sha256:587e9e6d381c7ce4… · /containers/cna/references/1
{"name":"https://github.com/humhub/humhub/releases/tag/v1.18.1","tags":["x_refsource_MISC"],"url":"https://github.com/humhub/humhub/releases/tag/v1.18.1"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:96dd6c1a39f14ca45fec68945867eb26d51a5918cc94ab9ff9ec42639542161f · sha256:587e9e6d381c7ce4… · /containers/cna/references/3
{"name":"https://github.com/humhub/humhub/security/advisories/GHSA-qxjh-478x-23gm","tags":["x_refsource_CONFIRM"],"url":"https://github.com/humhub/humhub/security/advisories/GHSA-qxjh-478x-23gm"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:96dd6c1a39f14ca45fec68945867eb26d51a5918cc94ab9ff9ec42639542161f · sha256:587e9e6d381c7ce4… · /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.