CVE-2026-0685
CRITICAL
Published Jun 26, 2026
Modified Jun 26, 2026
Description
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.
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CVSS v3.1 Score
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS — Exploit Prediction
0.0073
Probability of exploitation
0.50%
Percentile rank
EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.
References
Frequently Asked Questions
What is 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) via crafted template expressions. It has a CVSS v3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2026-0685? +
CVE-2026-0685 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately. The EPSS score is 0.0073, placing it in the 1th percentile for exploitation probability.
How do I check if I'm vulnerable to CVE-2026-0685? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.
