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2 vulnerabilities found for Markdownify by amitmerchant1990
CVE-2021-47837 (GCVE-0-2021-47837)
Vulnerability from nvd – Published: 2026-01-16 19:09 – Updated: 2026-03-05 01:28
VLAI
EPSS
VEX
Title
Markdownify 1.2.0 - Persistent Cross-Site Scripting
Summary
Markdownify 1.2.0 contains a persistent cross-site scripting vulnerability that allows attackers to store malicious payloads within markdown files. Attackers can upload crafted markdown files with embedded scripts that execute when the file is opened, potentially enabling remote code execution.
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-01-16 21:00 UTC
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://www.exploit-db.com/exploits/49835 | exploit |
| https://github.com/amitmerchant1990/electron-mark… | product |
| https://imgur.com/a/T4jBoiS | exploit |
| https://www.vulncheck.com/advisories/markdownify-… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| amitmerchant1990 | Markdownify |
Affected:
1.2.0
cpe:2.3:a:matthewwithanm:markdownify:1.2.0:*:*:*:*:python:*:* |
Date Public
2021-04-05 00:00
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CVE-2021-47837 (GCVE-0-2021-47837)
Vulnerability from cvelistv5 – Published: 2026-01-16 19:09 – Updated: 2026-03-05 01:28
VLAI
EPSS
VEX
Title
Markdownify 1.2.0 - Persistent Cross-Site Scripting
Summary
Markdownify 1.2.0 contains a persistent cross-site scripting vulnerability that allows attackers to store malicious payloads within markdown files. Attackers can upload crafted markdown files with embedded scripts that execute when the file is opened, potentially enabling remote code execution.
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-01-16 21:00 UTC
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://www.exploit-db.com/exploits/49835 | exploit |
| https://github.com/amitmerchant1990/electron-mark… | product |
| https://imgur.com/a/T4jBoiS | exploit |
| https://www.vulncheck.com/advisories/markdownify-… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| amitmerchant1990 | Markdownify |
Affected:
1.2.0
cpe:2.3:a:matthewwithanm:markdownify:1.2.0:*:*:*:*:python:*:* |
Date Public
2021-04-05 00:00
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