CVE-2026-0685: Server side template inject (SSTI) in the expression evaluation component in Genshi Template Engine version 0.7.9 allows a remote attacker to achieve remote code execution (RCE) vi
Server side template inject (SSTI) in the expression evaluation component in Genshi Template Engine version 0.7.9 allows a remote attacker to achieve remote code execution (RCE) via crafted template expressions.
Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-0685
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-06850.73% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 50% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-0685 | coverage & exploitation status | NVD · CVE.org |
Recent advisories for Server side template
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- highGHSA-65p8-9433-jpcp: YesWiki: Authenticated (Admin) Server-Side Template Injection to Remote Code Execution vi…ghsa · 2026-07-09
- criticalGHSA-565m-g33j-jq96: Formie Hidden field defaults vulnerable to Server-Side Template Injectionghsa · 2026-07-06
- criticalGHSA-9fx4-7cmj-47vg: Mautic has Server-Side Template Injection (SSTI) in Theme Templatesghsa · 2026-07-02
- mediumCisco Crosswork Network Controller Server-Side Template Injection Vulnerabilitycisco-psirt · 2026-06-17
- criticalexploitedCVE-2022-22954: VMware Workspace ONE Access and Identity Manager Server-Side Template Injection Vulnerabilitycisa-kev · 2022-04-14
- criticalexploitedCVE-2019-11581: Atlassian Jira Server and Data Center Server-Side Template Injection Vulnerabilitycisa-kev · 2022-03-07
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