HTML Injection in touchbase.ai

published 2020-11-11 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-18837

cvss: 8.0; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.9%; EPSS 1.9% chance of exploitation in 30 days, percentile 80%
public exploits: 1; Exploit-DB

touchbase.ai before version 2.0 is vulnerable to Cross-Site Scripting. The vulnerability allows an attacker to inject HTML payloads which could result in defacement, user redirection to a malicious webpage/website etc. The issue is patched in version 2.0.

Patch / fix

fixed in 1

touchbase.ai_project touchbase.ai 2.0

Timeline

2020-11-11 Published
2020-11-13 First public exploit (EDB-49040)

Exploit prediction

1.94% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

EDB-49040 Touchbase.io 1.10 - Stored Cross Site Scripting webapps, 2020-11-13

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.0	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
NVD	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD	2.0	4.3	AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products

puncsky touchbase.ai

Classification

Weakness

CWE-80 Improper Neutralization of Script-Related HTML Tags in a Web Page
CWE-79 Improper Neutralization of Input During Web Page Generation

References

github.com /puncsky/touchbase.ai/security/advisories/GHSA-r4w5-gw36-4792
third-party-advisory

Sources

CVE List CVE-2020-26218
NVD CVE-2020-26218

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