CVE Explorer
CVE-2026-26351
GetSimpleCMS Community Edition (CE) versions prior to 3.3.22 (3.3.16 tested) contains a stored cross-site scripting (XSS) vulnerability in the Theme to Components functionality within components.php. User-supplied input provided to the "slug" field of a component is stored without proper output encoding. While other fields are sanitized using safe_slash_html(), the slug parameter is written to XML and later rendered in the administrative interface without sanitation, resulting in persistent exec
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unknown","packageURL":"pkg:github/GetSimpleCMS-CE/GetSimpleCMS-CE","product":"GetSimpleCMS-CE","repo":"https://github.com/GetSimpleCMS-CE/GetSimpleCMS-CE","vendor":"GetSimpleCMS-CE","versions":[{"status":"affected","version":"3.3.16"},{"status":"unaffected","version":"3.3.22"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:5fdccf99bbb74fff9a944cce38545de2cf17309a014041aeeb6609adb00fd091 · sha256:2219973e3528de39… · /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":4.8,"baseSeverity":"MEDIUM","privilegesRequired":"HIGH","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"PASSIVE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"…
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:5fdccf99bbb74fff9a944cce38545de2cf17309a014041aeeb6609adb00fd091 · sha256:2219973e3528de39… · /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 (XSS or 'Cross-site Scripting')","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:5fdccf99bbb74fff9a944cce38545de2cf17309a014041aeeb6609adb00fd091 · sha256:2219973e3528de39… · /containers/cna/problemTypes/0/descriptions/0
Source references
4 source assertions{"tags":["product"],"url":"https://getsimple-ce.ovh/"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:5fdccf99bbb74fff9a944cce38545de2cf17309a014041aeeb6609adb00fd091 · sha256:2219973e3528de39… · /containers/cna/references/2
{"tags":["release-notes","patch"],"url":"https://github.com/GetSimpleCMS-CE/GetSimpleCMS-CE/releases/tag/v3.3.22"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:5fdccf99bbb74fff9a944cce38545de2cf17309a014041aeeb6609adb00fd091 · sha256:2219973e3528de39… · /containers/cna/references/1
{"tags":["vendor-advisory"],"url":"https://github.com/GetSimpleCMS-CE/GetSimpleCMS-CE/security/advisories/GHSA-95f7-vm92-8gpx"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:5fdccf99bbb74fff9a944cce38545de2cf17309a014041aeeb6609adb00fd091 · sha256:2219973e3528de39… · /containers/cna/references/0
{"tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/getsimplecms-ce-stored-xss-via-components-php"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:5fdccf99bbb74fff9a944cce38545de2cf17309a014041aeeb6609adb00fd091 · sha256:2219973e3528de39… · /containers/cna/references/3
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.