CVE-2025-8853

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2025-08-11. a secondary CVSS source baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 9.8Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Official Document Management System developed by 2100 Technology has an Authentication Bypass vulnerability, allowing unauthenticated remote attackers to obtain any user's connection token and use it to log into the system as that user.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
59(Track)
EG Risk 59/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity98% × 45%
Exploitation1% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
48.8%
KEV
Not listed

Published

August 11, 2025

Last Modified

June 17, 2026

Advisory Details (4)

Auto-updated Jul 12, 2026
No patch confirmed yet. Sources: cert.
cert

二一零零科技｜公文管理系統 - Authentication Bypass-TWCERT/CC台灣電腦網路危機處理暨協調中心|企業資安通報協處|資安情資分享|漏洞通報|資安聯盟|資安電子報

https://www.twcert.org.tw/tw/cp-132-10319-adc18-1.html
cert

2100 Technology｜Official Document Management System - Authentication Bypass-TWCERT/CC Taiwan Computer Emergency Response Team/Coordination Center

https://www.twcert.org.tw/en/cp-139-10320-ad540-2.html
generic

CHT Security Red Team Discovered a Vulnerability in a Well-Known Official Document Management System.｜中華資安國際 CHT Security Co., Ltd.

https://www.chtsecurity.com/news/a9a90f0b-c2cb-4c66-b3d1-bc7f252fd108
generic

中華資安國際發現CVE弱點，國內某公文系統存在驗證機制失效弱點，可能導致敏感資料洩漏｜中華資安國際 CHT Security Co., Ltd.

https://www.chtsecurity.com/news/8618a2f0-390a-4506-9ff8-a9e74030d19e

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 12× in last 7d / 47× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 115 total refreshes for this CVE.

  1. 2026-07-23 14:18 UTCEPSS rescore
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Frequently asked(5)

What is CVE-2025-8853?
CVE-2025-8853 is a critical vulnerability published on August 11, 2025. Official Document Management System developed by 2100 Technology has an Authentication Bypass vulnerability, allowing unauthenticated remote attackers to obtain any user's connection token and use it to log into the system as that user.
When was CVE-2025-8853 disclosed?
CVE-2025-8853 was first published in the National Vulnerability Database on August 11, 2025, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-8853 actively exploited?
CVE-2025-8853 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 48.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2025-8853?
CVE-2025-8853 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2025-8853?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-8853, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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