O2OA Cipher Connection CipherConnectionAction.java list information disclosure

published 2026-09-24 46 d ago modified 2026-09-24 45 d ago also EUVD-2026-85845

cvss: 4.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 10%
public exploits: 0; none known

A security vulnerability has been detected in O2OA up to 9.5.3/10.0.2. This vulnerability affects the function list of the file o2server/x_base_core_project/src/main/java/com/x/base/core/project/connection/CipherConnectionAction.java of the component Cipher Connection Handler. Such manipulation of the argument fileUrl leads to information disclosure. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. 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: 46 d ago (2026-09-24)

Exploit prediction

0.21% chance of exploitation in the next 30 days, higher than 10% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/2H-K/myvuls/issues/3 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	5.3	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
CNA	3.1	4.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
CNA	3.0	4.3	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R
CNA	2.0	4.0	AV:N/AC:L/Au:S/C:P/I:N/A:N/E:POC/RL:ND/RC:UR
CNA	4.0	2.1	CVSS:4.0/AV:N/AC:L/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	4.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CNA	2.0	4.0	AV:N/AC:L/Au:S/C:P/I:N/A:N

Affected products

n/a O2OA

Classification

Weakness

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

References

github.com /2H-K/myvuls/issues/3
exploit, issue-tracking
vuldb.com /vuln/409281
vdb-entry, technical-description
vuldb.com /vuln/409281/cti
signature, permissions-required
vuldb.com /cve/CVE-2026-97179
third-party-advisory
vuldb.com /submit/907501
third-party-advisory

Sources

CVE List CVE-2026-97179
NVD CVE-2026-97179

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