CVE-2026-8765

Description

A vulnerability was detected in Kilo-Org kilocode up to 7.0.47. This vulnerability affects the function Bun.file of the file packages/opencode/src/kilocode/review/worktree-diff.ts of the component File Diff API Endpoint. Performing a manipulation of the argument File results in path traversal. It is possible to initiate the attack remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3.1 Score

4.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS — Exploit Prediction

0.0008

Probability of exploitation

0.24%

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.

Weakness Type (CWE)

CWE-22 Path Traversal

Affected Products

Vendor	Product	Versions
kilo	kilo_code	7.0.0 — 7.0.47

References

Exploits

https://gist.github.com/YLChen-007/1770f4530b0c933dc61f15b02aa0629d https://vuldb.com/submit/811401

Other References

https://vuldb.com/vuln/364390 https://vuldb.com/vuln/364390/cti

Frequently Asked Questions

What is CVE-2026-8765? +

A vulnerability was detected in Kilo-Org kilocode up to 7.0.47. This vulnerability affects the function Bun.file of the file packages/opencode/src/kilocode/review/worktree-diff.ts of the component File Diff API Endpoint. Performing a manipulation of the argument File results in path traversal. It is possible to initiate the attack remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way. It has a CVSS v3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2026-8765? +

CVE-2026-8765 has a CVSS v3.1 score of 4.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0008, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-8765? +

CVE-2026-8765 affects products from kilo, specifically: kilo_code. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-8765? +

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.

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