01 Record
CVE-2026-7015
MaxSite CMS Guestbook Plugin cross site scripting
MediumPUBLISHEDCNA: VulDB
CNA base score4.8 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
02 Description
MaxSite CMS Guestbook Plugin cross site scripting
03 Exploitation and scoring
- Exploitation
- Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
- SSVC decision
- ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.21% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 11.7% of scored records. A rank, not a probability.
- NVD base score
- 1.9 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- NVD analysis status
- Deferred. NVD last modified this record on 2026-10-26.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-04-26 02:45Z6 MO AGO
- Last updated
- 2026-04-27 13:33Z6 MO AGO
- Reserved
- 2026-04-25
- Assigning CNA
- VulDB
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 4.8)
- CNA CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
- Weaknesses
- Data version
- 5.2
- Document digest
- 39e10423dec30d631c51c60ea7ea997b5d87776337bf6dfc42b15f6463a24b4c
05 Affected products
VendorProductVersionsPlatforms
06 References
- vuldb.comVDB-359595 | MaxSite CMS Guestbook Plugin cross site scriptinghttps://vuldb.com/vuln/359595
- vuldb.comVDB-359595 | CTI Indicators (IOB, IOC, TTP, IOA)https://vuldb.com/vuln/359595/cti
- vuldb.comSubmit #796740 | MaxSite CMS 109.3 Cross Site Scriptinghttps://vuldb.com/submit/796740
- github.comhttps://github.com/wnaspy/CVE/blob/main/Report-%20Stored%20XSS-in-guestbook-plugin-maxsite-cms.pdf.pdf
- github.comhttps://github.com/maxsite/cms/commit/8a3946bd0a54bfb72a4d57179fcd253f2c550cd7
- github.comhttps://github.com/maxsite/cms/releases/tag/v109
- github.comhttps://github.com/maxsite/cms/