HIGHPOC
CVE-2021-41381
CWE-22Published: September 23, 2021· Updated: Jun 17, 2026
7.5
CVSS v3.1
Official Description
Payara Micro Community 5.2021.6 and below allows Directory Traversal.
Technical Analysis
CVE-2021-41381 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.
A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 7.5.
A proof-of-concept (PoC) exploit exists for CVE-2021-41381. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected Vendors & Products
payara1 product(s)
micro community
Source: NVD CPE · 1 total CPE entries
Exploit & PoC Resources
POC AVAILABLEProof-of-concept code exists
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
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (14)
→
http://packetstormsecurity.com/files/164365/Payara-Micro-Community-5.2021.6-Directory-Traversal.htmlExploit · Third Party Advisory · VDB Entry
→
http://packetstormsecurity.com/files/169864/Payara-Platform-Path-Traversal.htmlExploit · Third Party Advisory · VDB Entry
→
http://seclists.org/fulldisclosure/2022/Nov/11Exploit · Mailing List · Third Party Advisory
→
https://github.com/Net-hunter121/CVE-2021-41381/blob/main/CVE:%202021-41381-POCExploit · Third Party Advisory
→
https://www.exploit-db.com/exploits/50371Exploit · Third Party Advisory · VDB Entry
→
https://www.payara.fishProduct · Vendor Advisory
→
https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-054.txtExploit · Third Party Advisory
→
http://packetstormsecurity.com/files/164365/Payara-Micro-Community-5.2021.6-Directory-Traversal.htmlExploit · Third Party Advisory · VDB Entry
→
http://packetstormsecurity.com/files/169864/Payara-Platform-Path-Traversal.htmlExploit · Third Party Advisory · VDB Entry
→
http://seclists.org/fulldisclosure/2022/Nov/11Exploit · Mailing List · Third Party Advisory
→
https://github.com/Net-hunter121/CVE-2021-41381/blob/main/CVE:%202021-41381-POCExploit · Third Party Advisory
→
https://www.exploit-db.com/exploits/50371Exploit · Third Party Advisory · VDB Entry
→
https://www.payara.fishProduct · Vendor Advisory
→
https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-054.txtExploit · Third Party Advisory
Quick Facts
CVE IDCVE-2021-41381
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-22
CISA KEVNo
ExploitPOC
Affected1 vendor(s)
PublishedSep 23, 2021
Related CVEs (CWE-22)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2021-41381 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. CVE data is provided under the NVD usage policy.