Backdrop Cms

Vendor:

First CVE: Dec 20, 2018 · Active for 7 years

16
Total CVEs
More Total CVEs than 92% of tracked products
2.7
Avg CVEs / Year
Higher CVE frequency than 75% of tracked products
5.6
Avg CVSS
Higher Avg CVSS than 16% of tracked products
0.0%
KEV Rate
Bottom 1%

Trends Over Time

The number and severity of CVEs published that impact Backdrop Cms over time

Volume of CVEsAvg CVSS Base Score
First CVE
Dec 20, 2018
7 years ago
Most Recent CVE
Nov 18, 2025
248 days ago

CVE Severity & Scoring

Backdrop Cms16 CVEs
All CVEs352,294 CVEs
MediumHighCritical
Attack Vector
Local0 (0.0%)
Network16 (100.0%)
Unknown0 (0.0%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low14 (87.5%)
High2 (12.5%)
Unknown0 (0.0%)
User Interaction
None4 (25.0%)
Unknown0 (0.0%)
Required12 (75.0%)
Privileges Required
Low2 (12.5%)
High9 (56.3%)
None5 (31.3%)
Unknown0 (0.0%)

Top CVEs

Signals from CVEs in this product scope (16 CVEs).

16 CVEs · Highest risk first

CVEPublishedCVSSRiskKEVExploit
Backdrop CMS 1.12.x before 1.12.8 and 1.13.x before 1.13.3 allows the upload of entire-site configuration archives through the user interface or command line. It does not sufficien
Aug 8, 20199.830NONO
Backdrop CMS version 1.23.0 was discovered to contain a stored cross-site scripting (XSS) vulnerability via the Page content.
Nov 23, 20224.828NOYES
Backdrop CMS version 1.23.0 was discovered to contain a stored cross-site scripting (XSS) vulnerability via Post content.
Nov 21, 20224.828NOYES
Backdrop CMS 1.22.0 has Unrestricted File Upload vulnerability via 'themes' that allows attackers to Remote Code Execution. Note: Third parties dispute this and argue that advanced
Oct 7, 20227.225NONO
An XSS issue was discovered in Backdrop CMS 1.28.x before 1.28.5 and 1.29.x before 1.29.3. It doesn't sufficiently isolate long text content when the CKEditor 5 rich text editor is
Feb 3, 20254.424NOYES
An issue was discovered in Backdrop CMS 1.13.x before 1.13.5 and 1.14.x before 1.14.2. It allows the upload of entire-site configuration archives through the user interface or comm
Dec 19, 20197.223NONO
Host Header Injection vulnerability in Backdrop CMS 1.32.1 allows attackers to manipulate the Host header in password reset requests, leading to redirects to malicious domains and
Nov 18, 20256.121NONO
A Cross-Site Scripting (XSS) vulnerability exists in the node creation form of Backdrop CMS 1.30.
Jun 26, 20256.119NONO
Backdrop CMS before 1.28.4 and 1.29.x before 1.29.2 allows XSS via an SVG document, if the SVG tag is allowed for a text format.
Nov 29, 20246.118NONO
A stored Cross-site scripting (XSS) issue in Text Editors and Formats in Backdrop CMS before 1.24.2 allows remote attackers to inject arbitrary web script or HTML via the name para
Apr 24, 20234.818NONO

Exploit Exposure

Signals from CVEs in this product scope (16 CVEs).

CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
3 CVEs
18.8% of CVEs· 98th percentile
ExploitDB
0 CVEs
0.0% of CVEs· Bottom 1%

Social Chatter

Signals from CVEs in this product scope (16 CVEs).

Media Mentions

Signals from CVEs in this product scope (16 CVEs).

Top CNAs Publishing CVEs For Backdrop Cms

Top CWEs

Versions

VersionCVE CountAvg CVSSAvg EPSSKEVExploits
1.32.116.10.2%00
1.30.116.10.2%00
1.23.024.81.9%02
1.22.017.21.5%00