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CVE-2020-26174

26
FAUCET Score

CVE-2020-26174 describes a critical client-side file upload restriction bypass vulnerability in tangro Business Workflow versions prior to 1.18.1, allowing attackers to upload arbitrary file types. This vulnerability carries a high CVSS score of 8.8, indicating a low-complexity attack that can lead to complete compromise of confidentiality, integrity, and availability. While no public exploits, Metasploit modules, or Nuclei templates are currently available, and there is minimal community discussion or media coverage, the potential for severe impact warrants attention.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.18.1CPE matchmatch criteria
cpe:2.3:a:tangro:business_workflow:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.23%
Probability of exploitation in next 30 days
EPSS Percentile
65.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0123 is in the 63rd percentile among its peer group of 17,829 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

blog.to.com / advisory-tangro-bwf-1-17-5-multiple-vulnerabilities
ExploitThird Party Advisory
tangro.de
Product