CVE-2026-118538 (CVSS 5.5)

Description

A vulnerability was determined in a2ui-project a2ui up to 0.12.0. This issue affects the function Root.renderComponentTree of the file src/0.8/ui/root.js of the component Renderer. Executing a manipulation can lead to dynamically-determined object attributes. The attack may be launched remotely. The pull request to fix this issue awaits acceptance.

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CVSS v3.1 Score

5.5

MEDIUM

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

EPSS — Exploit Prediction

0.0030

Probability of exploitation

0.23%

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-913 CWE-913

CWE-915 CWE-915

References

Other References

https://github.com/a2ui-project/a2ui/ https://github.com/a2ui-project/a2ui/issues/3076 https://github.com/a2ui-project/a2ui/pull/3107 https://vuldb.com/cve/CVE-2026-118538 https://vuldb.com/submit/1020095 https://vuldb.com/vuln/428015 https://vuldb.com/vuln/428015/cti

Frequently Asked Questions

What is CVE-2026-118538? +

A vulnerability was determined in a2ui-project a2ui up to 0.12.0. This issue affects the function Root.renderComponentTree of the file src/0.8/ui/root.js of the component Renderer. Executing a manipulation can lead to dynamically-determined object attributes. The attack may be launched remotely. The pull request to fix this issue awaits acceptance. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2026-118538? +

CVE-2026-118538 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0030, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-118538? +

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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