MEDIUM
CVE-2026-30954
CWE-639Published: March 10, 2026· Updated: Mar 17, 2026
4.3
CVSS v3.1
EPSS:0.04%probability of exploitation in 30 daysPercentile:11.3th
Official Description
LinkAce is a self-hosted archive to collect website links. In 2.1.0 and earlier, the processTaxonomy() method in LinkRepository.php allows authenticated users to attach other users' private tags and lists to their own links by passing integer IDs.
Technical Analysis
CVE-2026-30954 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityLow
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Affected Vendors & Products
linkace1 product
linkace
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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Official Patches & Advisories
All References (1)
→
https://github.com/Kovah/LinkAce/security/advisories/GHSA-vc99-cgj6-wwxhMitigation · Vendor Advisory
Quick Facts
CVE IDCVE-2026-30954
CVSS Score4.3 / 10
SeverityMEDIUM
WeaknessCWE-639
CISA KEVNo
EPSS (30d)0.04%
Affected1 vendor
PublishedMar 10, 2026
Related CVEs (CWE-639)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-30954 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.