Vulnerability details

CVE-2025-69771

CVSS 3.1
9.6Critical

Official description

Cross-Site Scripting (XSS) vulnerability in the subtitle loading function of the asbplayer Chrome Extension version 1.14.0 allows attackers to execute arbitrary JavaScript in the context of the active streaming platform via a crafted .srt subtitle file. Because the script executes within the same-site context, it can bypass cross-origin restrictions, leading to unauthorized same-site API requests and session data exfiltration.

CVSS scores

ScoreVersionSourceVector
9.6Critical 3.1 CISA ADP / Vulnrichment (CISA-ADP) CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Affected products

VendorProductVersionsSource
No product information recorded.

References and advisories

2
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Details

Published
2026-02-25
Last updated
2026-03-20
State
Published
Assigner (CNA)
mitre

Exploit prediction (EPSS)

0.37%
Probability of exploitation in 30 days
31.8%
Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable
No
Exploitation
Proof of concept
Technical impact
Total

Weaknesses (CWE)

  • CWE-434
    Unrestricted Upload of File with Dangerous Type