What’s Vulnerable › Vulnerabilities

CVE-2021-29061

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-06-21 · updated 2026-06-17
• Weakness: CWE-770

Description

A Regular Expression Denial of Service (ReDOS) vulnerability was discovered in Vfsjfilechooser2 version 0.2.9 and below which occurs when the application attempts to validate crafted URIs.

Affected products

• Vfsjfilechooser2 Project Vfsjfilechooser2: through 0.2.9

References

• https://github.com/fracpete/vfsjfilechooser2/commit/9c9f2c317f3de5ece60a3ae28c371e9796e3909b
• https://github.com/fracpete/vfsjfilechooser2/issues/7
• https://github.com/fracpete/vfsjfilechooser2/releases/tag/vfsjfilechooser2-0.2.9
• https://github.com/yetingli/PoCs/blob/main/CVE-2021-29061/Vfsjfilechooser2.md
• https://github.com/yetingli/SaveResults/blob/main/md/vfsjfilechooser2.md
• https://github.com/fracpete/vfsjfilechooser2/commit/9c9f2c317f3de5ece60a3ae28c371e9796e3909b
• https://github.com/fracpete/vfsjfilechooser2/issues/7
• https://github.com/fracpete/vfsjfilechooser2/releases/tag/vfsjfilechooser2-0.2.9
• https://github.com/yetingli/PoCs/blob/main/CVE-2021-29061/Vfsjfilechooser2.md
• https://github.com/yetingli/SaveResults/blob/main/md/vfsjfilechooser2.md

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