Halo Configuration actuator information disclosure

published 2025-12-28 10 mo ago modified 2026-10-13 27 d ago also EUVD-2025-205514

cvss: 3.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 16%
public exploits: 0; none known

A vulnerability was determined in Halo up to 2.21.10. This issue affects some unknown processing of the file /actuator of the component Configuration Handler. Executing a manipulation can lead to information disclosure. The attack may be performed from remote. This attack is characterized by high complexity. The exploitability is assessed as difficult. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 10 mo ago (2025-12-29)

Exploit prediction

0.25% chance of exploitation in the next 30 days, higher than 16% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/SECWG/cve/issues/9 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	2.3	CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
CNA	3.1	3.1	CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:W/RC:R
CNA	3.0	3.1	CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:W/RC:R
CNA	2.0	2.1	AV:N/AC:H/Au:S/C:P/I:N/A:N/E:POC/RL:W/RC:UR
CNA	4.0	1.3	CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/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
CNA	3.1	3.1	CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
CNA	2.0	2.1	AV:N/AC:H/Au:S/C:P/I:N/A:N

Affected products

n/a Halo

Classification

Weakness

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
CWE-284 Improper Access Control

References

github.com /SECWG/cve/issues/9
exploit, issue-tracking
vuldb.com /?id.338519
vdb-entry, technical-description, third-party-advisory
vuldb.com /?ctiid.338519
signature, permissions-required, vdb-entry
vuldb.com /?submit.715235
third-party-advisory, vdb-entry

Sources

CVE List CVE-2025-15141
NVD CVE-2025-15141

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary