XSS in Darrennathanael Dpaste
CVE-2023-49277
dpaste is an open source pastebin application written in Python using the Django framework. A security vulnerability has been identified in the expires parameter of the dpaste API, allowing for a POST Reflected XSS attack. This vulnerability can be exploited by an attacker to execute arbitrary JavaScript code in the context of a user's browser, potentially leading to unauthorized access, data theft, or other malicious activities. Users are strongly advised to upgrade to dpaste release v3.8 or later versions, as dpaste versions older than v3.8 are susceptible to the identified security vulnerability. No known workarounds have been identified, and applying the patch is the most effective way to remediate the vulnerability.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.005 (41.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:H.
Affected products
- Darrennathanael Dpaste
- Darrenofficial Dpaste — versions < 3.8
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
Frequently asked questions
- What is CVE-2023-49277?
- CVE-2023-49277 is a high-severity vulnerability in Darrennathanael Dpaste, classified under Cross-site Scripting. CVSS score: 8.3/10. Published 2023-12-01.
- How severe is CVE-2023-49277?
- High severity. CVSS v3 base score is 8.3 out of 10.