CVE-2026-90490: lenve vhr MailReceiver deserialization

Severity: medium (CVSS 6.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-13 · updated 2026-09-14
Weakness: CWE-20

Description

A security flaw has been discovered in lenve vhr 1.0-SNAPSHOT. This issue affects some unknown processing of the component MailReceiver. Performing a manipulation results in deserialization. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

lenve vhr: 1.0-SNAPSHOT

References

https://github.com/ArrestX/vhr-advisories/blob/main/poc/VHR-VULN-006/YAKIT-PoC.md
https://vuldb.com/cve/CVE-2026-90490
https://vuldb.com/submit/888617
https://vuldb.com/vuln/403078
https://vuldb.com/vuln/403078/cti

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