How serious is CVE-2026-28518?

This vulnerability has a CVSS score of 8.4 out of 10, classified as HIGH severity. Proof-of-concept exploit code is publicly available, making this an active threat.

Is there exploit code available for CVE-2026-28518?

Yes, proof-of-concept exploit code for CVE-2026-28518 is publicly available on GitHub and security research platforms. This increases the risk of active exploitation.

Which products are affected by CVE-2026-28518?

Check the official CVE details for a complete list of affected products and versions.

How do I fix CVE-2026-28518?

To remediate CVE-2026-28518, check for security patches from the vendor. Apply all available updates and security patches. If no patch is available, implement recommended workarounds or security controls to mitigate the risk.

CVE-2026-28518

High

|8.4

Exploit Available

Plain English Summary

AI-powered analysis for quick understanding

This vulnerability allows attackers to overwrite or create files on the server by tricking the system into importing malicious ZIP files that contain special path sequences. It affects OpenViking versions 0.2.1 and earlier, and requires the attacker to have access to upload these specially crafted ZIP archives.

Technical Description

OpenViking versions 0.2.1 and prior, fixed in commit 46b3e76, contain a path traversal vulnerability in the .ovpack import handling that allows attackers to write files outside the intended import directory. Attackers can craft malicious ZIP archives with traversal sequences, absolute paths, or drive prefixes in member names to overwrite or create arbitrary files with the importing process privileges.

CVSS Vector Analysis

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

Confidentiality ImpactHigh

Integrity ImpactHigh

Availability ImpactHigh

ScopeChanged

Vector String

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Exploit Resources

Search for proof-of-concept code and exploit modules

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Official References

NIST NVD

Est. Bounty

$3,947($1K-$5K)

Vendor Response

Grade APatched in 0 days

Quick Information

Published

Mar 3, 2026

about 1 month ago

Last Modified

Mar 3, 2026

about 1 month ago