{"cve":"CVE-2023-49277","nvd":{"published":"2023-12-01T21:15:08.857","modified":"2026-06-17T06:35:44.803","status":"Modified","description":"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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1},"cwes":["CWE-79"],"references":["https://github.com/DarrenOfficial/dpaste/commit/44a666a79b3b29ed4f340600bfcf55113bfb7086","https://github.com/DarrenOfficial/dpaste/security/advisories/GHSA-r8j9-5cj7-cv39","https://github.com/DarrenOfficial/dpaste/commit/44a666a79b3b29ed4f340600bfcf55113bfb7086","https://github.com/DarrenOfficial/dpaste/security/advisories/GHSA-r8j9-5cj7-cv39"],"products":["darrennathanael:dpaste"],"source":"nvd","synced_at":"2026-10-19T21:42:07.670898610+00:00"},"epss":{"cve":"CVE-2023-49277","score":0.00517,"percentile":0.4401,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-r8j9-5cj7-cv39","url":"https://osv.dev/vulnerability/GHSA-r8j9-5cj7-cv39","summary":"Reflected XSS Vulnerability in dpaste","modified":"2026-09-10T03:50:04.708559241Z","packages":[{"ecosystem":"PyPI","name":"dpaste","purl":"pkg:pypi/dpaste","ranges":["<3.8"],"fixed":["3.8"]}]},{"id":"PYSEC-2026-1317","url":"https://osv.dev/vulnerability/PYSEC-2026-1317","summary":"Reflected XSS Vulnerability in dpaste","modified":"2026-07-07T17:46:39.459439874Z","packages":[{"ecosystem":"PyPI","name":"dpaste","purl":"pkg:pypi/dpaste","ranges":["<3.8"],"fixed":["3.8"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}