CVE-2021-46253
Cross-site Scripting in Anchor CMS
A cross-site scripting (XSS) vulnerability in the Create Post function of Anchor CMS v0.12.7 allows attackers to execute arbitrary web scripts or HTML.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
A cross-site scripting (XSS) vulnerability in the Create Post function of Anchor CMS v0.12.7 allows attackers to execute arbitrary web scripts or HTML.
- Record
CVE-2021-46253- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
A cross-site scripting (XSS) vulnerability in the Create Post function of Anchor CMS v0.12.7 allows attackers to execute arbitrary web scripts or HTML.
- Record
CVE-2021-46253- Updated
- 2026-11-02
EUVDEUVD-2021-32953 No score
A cross-site scripting (XSS) vulnerability in the Create Post function of Anchor CMS v0.12.7 allows attackers to execute arbitrary web scripts or HTML.
- Record
EUVD-2021-32953- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7r9c-fccw-3vrf
Cross-site Scripting in Anchor CMS
A cross-site scripting (XSS) vulnerability in the Create Post function of Anchor CMS v0.12.7 allows attackers to execute arbitrary web scripts or HTML.
- Record
GHSA-7r9c-fccw-3vrf- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
A cross-site scripting (XSS) vulnerability in the Create Post function of Anchor CMS v0.12.7 allows attackers to execute arbitrary web scripts or HTML.
- Record
CVE-2021-46253- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-46253 is a medium vulnerability (CVSS 5.4) in Anchorcms Anchor Cms, published February 1, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.62%, the 49th percentile. No source names a fixed version.