VulnerabilityAnalyzed
CVE-2026-27787
Cross-site scripting vulnerability exists in MATCHA SNS 1.3.9 and earlier.
MEDIUM 5.1EPSS 0.15%
Does this matter?
Lower severity and a low EPSS score (0.15%). Track it; it rarely justifies an emergency change on its own.
Description
Cross-site scripting vulnerability exists in MATCHA SNS 1.3.9 and earlier. If this vulnerability is exploited, an arbitrary script may be executed on the web browser of the user who accessed the website using the product.
- CVSS 4.0
- 5.1 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.15% probability · 5th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- icz/matcha sns
- Source
- vultures@jpcert.or.jp
References
- https://jvn.jp/en/jp/JVN33581068/Third Party Advisory
- https://oss.icz.co.jp/news/?p=1388Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.