Backdrop
Vendor:
First CVE: Apr 20, 2019 · Active for 7 years
9
Total CVEs
More Total CVEs than 86% of tracked products
2.3
Avg CVEs / Year
Higher CVE frequency than 73% of tracked products
5.5
Avg CVSS
Higher Avg CVSS than 15% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Backdrop over time
Volume of CVEsAvg CVSS Base Score
First CVE
Apr 20, 2019
7 years ago
Most Recent CVE
Feb 3, 2025
536 days ago
CVE Severity & Scoring
Backdrop9 CVEs
89%
11%
All CVEs352,231 CVEs
45%
40%
11%
MediumHigh
Attack Vector
Local0 (0.0%)
Network9 (100.0%)
Unknown0 (0.0%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low7 (77.8%)
High2 (22.2%)
Unknown0 (0.0%)
User Interaction
None0 (0.0%)
Unknown0 (0.0%)
Required9 (100.0%)
Privileges Required
Low3 (33.3%)
High3 (33.3%)
None3 (33.3%)
Unknown0 (0.0%)
Top CVEs
Signals from CVEs in this product scope (9 CVEs).
9 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2019-11358MEDIUM jQuery before 3.4.0, as used in Drupal, Backdrop CMS, and other products, mishandles jQuery.extend(true, {}, ...) because of Object.prototype pollution. If an unsanitized source ob | Apr 20, 2019 | 6.1 | 78 | NO | YES |
CVE-2021-45268HIGH A Cross Site Request Forgery (CSRF) vulnerability exists in Backdrop CMS 1.20, which allows Remote Attackers to gain Remote Code Execution (RCE) on the Hosting Webserver via upload | Feb 3, 2022 | 8.8 | 28 | NO | NO |
CVE-2025-25062MEDIUM 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, 2025 | 4.4 | 24 | NO | YES |
CVE-2022-42094MEDIUM Backdrop CMS version 1.23.0 was discovered to contain a stored cross-site scripting (XSS) vulnerability via the 'Card' content. | Nov 22, 2022 | 4.8 | 22 | NO | YES |
CVE-2019-14769MEDIUM Backdrop CMS 1.12.x before 1.12.8 and 1.13.x before 1.13.3 doesn't sufficiently filter output when displaying certain block labels created by administrators. An attacker could pote | Aug 8, 2019 | 6.1 | 21 | NO | NO |
CVE-2022-24590MEDIUM A stored cross-site scripting (XSS) vulnerability in the Add Link function of BackdropCMS v1.21.1 allows attackers to execute arbitrary web scripts or HTML. | Feb 15, 2022 | 5.4 | 19 | NO | NO |
CVE-2024-41709MEDIUM Backdrop CMS before 1.27.3 and 1.28.x before 1.28.2 does not sufficiently sanitize field labels before they are displayed in certain places. This vulnerability is mitigated by the | Jul 22, 2024 | 4.8 | 16 | NO | NO |
CVE-2025-25063MEDIUM An XSS issue was discovered in Backdrop CMS 1.28.x before 1.28.5 and 1.29.x before 1.29.3. It does not sufficiently validate uploaded SVG images to ensure they do not contain poten | Feb 3, 2025 | 4.4 | 15 | NO | NO |
CVE-2022-42097MEDIUM Backdrop CMS version 1.23.0 was discovered to contain a stored cross-site scripting (XSS) vulnerability via 'Comment.' . | Nov 22, 2022 | 4.8 | 15 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (9 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
2 CVEs
22.2% of CVEs· 98th percentile
ExploitDB
1 CVE
11.1% of CVEs· 89th percentile
Social Chatter
Signals from CVEs in this product scope (9 CVEs).
Media Mentions
Signals from CVEs in this product scope (9 CVEs).
Top CNAs Publishing CVEs For Backdrop
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 1.23.0 | 2 | 4.8 | 1.6% | 0 | 1 |
| 1.21.1 | 1 | 5.4 | 0.6% | 0 | 0 |
| 1.20.0 | 1 | 8.8 | 1.8% | 0 | 0 |