---
title: "CVE-2011-0522: The StripTags function in (1) the USF… | CubePath"
description: "The StripTags function in (1) the USF decoder (modules/codec/subtitles/subsdec.c) and (2) the Text decoder (modules/codec/subtitles/subsusf.c)…"
language: en
source: https://cubepath.com/security/cve/CVE-2011-0522
---

# CVE-2011-0522: The StripTags function in (1) the USF… | CubePath

## Description

The StripTags function in (1) the USF decoder (modules/codec/subtitles/subsdec.c) and (2) the Text decoder (modules/codec/subtitles/subsusf.c) in VideoLAN VLC Media Player 1.1 before 1.1.6-rc allows remote attackers to execute arbitrary code via a subtitle with an opening "<" without a closing ">" in an MKV file, which triggers heap memory corruption, as demonstrated using refined-australia-blu720p-sample.mkv.

Official description from the CVE record, published by redhat. Copyright © 1999-2026 The MITRE Corporation. See [/security/cve/legal](https://cubepath.com/security/cve/legal) for the CVE license. [View the record on cve.org](https://www.cve.org/CVERecord?id=CVE-2011-0522)

## Key data

### EPSS

Exploit Prediction Scoring System by FIRST: an estimate of the probability that exploitation activity will be observed in the next 30 days.

Score

0.51538 (51.5% probability)

Percentile

99.0%

Scores of

Nov 10, 2026

Model

v2026.06.15

## References

Links listed in the CVE record. They lead to other sites, which CubePath does not control.

- [46008](http://www.securityfocus.com/bid/46008)  (securityfocus.com) vdb-entry
- [vlcmediaplayer-usf-bo(65029)](https://exchange.xforce.ibmcloud.com/vulnerabilities/65029)  (exchange.xforce.ibmcloud.com) vdb-entry
- [oval:org.mitre.oval:def:12414](https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12414)  (oval.cisecurity.org) vdb-entry signature
- [8064](http://securityreason.com/securityalert/8064)  (securityreason.com) third-party-advisory
- [\[oss-security\] 20110125 Re: CVE Request: VLC Subtitle StripTags heap corruption](http://www.openwall.com/lists/oss-security/2011/01/25/9)  (openwall.com) mailing-list
- [16108](http://www.exploit-db.com/exploits/16108)  (exploit-db.com) exploit
- [\[oss-security\] 20110125 CVE Request: VLC Subtitle StripTags heap corruption](http://www.openwall.com/lists/oss-security/2011/01/25/7)  (openwall.com) mailing-list
- [\[vlc-devel\] 20110117 Security: Subtitle StripTags heap corruption, potentially exploitable. Patch included](http://mailman.videolan.org/pipermail/vlc-devel/2011-January/078614.html)  (mailman.videolan.org) mailing-list
- [ADV-2011-0225](http://www.vupen.com/english/advisories/2011/0225)  (vupen.com) vdb-entry
- [git.videolan.org/gitweb.cgi?p=vlc/vlc-1.1.git%3Ba=tag%3Bh=b…](http://git.videolan.org/gitweb.cgi?p=vlc/vlc-1.1.git%3Ba=tag%3Bh=bb16813ddb61a53113c71bccc525559405785452)
- [\[vlc-devel\] 20110116 Security: Subtitle StripTags heap corruption, potentially exploitable. Patch included](http://mailman.videolan.org/pipermail/vlc-devel/2011-January/078607.html)  (mailman.videolan.org) mailing-list

## Timeline

1. ID reserved Jan 20, 2011
2. Record published Feb 7, 2011
3. Record last updated Aug 6, 2024

## Look up another CVE

## About CubePath

CubePath is a cloud provider with data centers in Europe and the United States. It offers VPS, bare metal servers and DDoS protection.

[Cloud VPS](https://cubepath.com/vps) [DDoS protection](https://cubepath.com/ddos-protection)

Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 19:58 UTC. [Sources and licenses](https://cubepath.com/security/cve/legal)