MEDIUM
CVE-2025-55127
CWE-156Published: November 20, 2025· Updated: Jun 17, 2026
5.4
CVSS v3.1
Official Description
HackerOne community member Dao Hoang Anh (yoyomiski) has reported an improper neutralization of whitespace in the username when adding new users. A username with leading or trailing whitespace could be virtually indistinguishable from its legitimate counterpart when the username is displayed in the UI, potentially leading to confusion.
Technical Analysis
CVE-2025-55127 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
ConfidentialityLow
IntegrityLow
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Affected Vendors & Products
aquaplatform1 product(s)
revive adserver
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
External links open in a new tab. Always verify in a controlled environment before use.
All References (1)
→
https://hackerone.com/reports/3413764Exploit · Issue Tracking
Quick Facts
CVE IDCVE-2025-55127
CVSS Score5.4 / 10
SeverityMEDIUM
WeaknessCWE-156
CISA KEVNo
Affected1 vendor(s)
PublishedNov 20, 2025
Related CVEs (CWE-156)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2025-55127 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.