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CVE-2021-45895

22
FAUCET Score

CVE-2021-45895 describes a reflected Cross-Site Scripting (XSS) vulnerability affecting Netgen Tags Bundle versions 3.4.x prior to 3.4.11 and 4.0.x prior to 4.0.15, specifically within the Tags Admin interface. This medium-severity vulnerability (CVSS 6.1) requires user interaction (UI:R) and could lead to limited confidentiality and integrity impacts (C:L/I:L) if exploited. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 3.4.0, < 3.4.11CPE matchmatch criteria
cpe:2.3:a:netgen:tags_bundle:*:*:*:*:*:*:*:*
>= 4.0.0, < 4.0.15CPE matchmatch criteria
cpe:2.3:a:netgen:tags_bundle:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.1MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.68%
Probability of exploitation in next 30 days
EPSS Percentile
48.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0068 is in the 53rd percentile among its peer group of 26,219 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 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

Patch Available

Vendor Patches (2)

composerpatch availablevia ghsa
Product: netgen/tagsbundleFixed in: 3.4.11
composerpatch availablevia ghsa
Product: netgen/tagsbundleFixed in: 4.0.15

Vendor Advisories (1)

composerGHSA-xvvv-wj7j-r9jmmedium

Cross-site Scripting in Netgen Tags Bundle

Jan 6, 2022

References

github.com / netgen/TagsBundle/releases/tag/3.4.11
Release NotesThird Party Advisory
github.com / netgen/TagsBundle/releases/tag/4.0.15
Release NotesThird Party Advisory