MEDIUM
CVE-2026-42028
CWE-22Published: May 8, 2026· Updated: May 12, 2026
5.3
CVSS v3.1
EPSS:0.08%probability of exploitation in 30 daysPercentile:24.5th
Official Description
novaGallery is a php image gallery. Prior to version 2.1.1, a path traversal vulnerability has been identified in novaGallery. This allows unauthenticated users to read image files outside the intended gallery root directory. This issue has been patched in version 2.1.1.
Technical Analysis
CVE-2026-42028 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityLow
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Affected Vendors & Products
Mentioned vendors (from description):
PHP
CPE data not yet available in NVD for this CVE.
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
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GitHub PoC Search
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Rapid7 / Metasploit
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PacketStorm
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NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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All References (4)
Quick Facts
CVE IDCVE-2026-42028
CVSS Score5.3 / 10
SeverityMEDIUM
WeaknessCWE-22
CISA KEVNo
EPSS (30d)0.08%
PublishedMay 8, 2026
Related CVEs (CWE-22)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-42028 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.