Xchat vulnerabilitiesNone on the known-exploited list.

Vendor
The short answer

Xchat has 12 published vulnerabilities across 2 products in our catalogue. None of them is on the list of flaws known to be exploited today. The most affected product is Xchat, with 12. If you run Xchat software, patch the exploited flaws first.

See the exploited flaws

We keep watching the known-exploited list.

Products

Which Xchat products have the most vulnerabilities?

Xchat leads with 12 published vulnerabilities. Open a product to see its versions and which of its flaws criminals are already using.

  1. Xchat12
  2. Xchat Gnome1
Published vulnerabilities
Known exploited

Which Xchat vulnerabilities are being exploited?

This is the list that matters most: flaws criminals are using now.

None of Xchat's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list.

Exploit likelihood

Which Xchat flaws are most likely to be used?

Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.

50% or more10% to 49%Under 10%
  1. 15%

    Argument injection vulnerability in XChat 2.8.7b and earlier on Windows, when Internet Explorer is used, allows remote attackers to execute arbitrary commands via the --command parameter in an ircs:// URI.

    CVSS6.8Published24 Jun 2008
  2. 9.2%

    IRC Xchat client versions 1.4.2 and earlier allows remote attackers to execute arbitrary commands by encoding shell metacharacters into a URL which XChat uses to launch a web browser.

    CVSS7.5Published20 Oct 2000
  3. 9.0%

    Stack-based buffer overflow in the Socks-5 proxy code for XChat 1.8.0 to 2.0.8, with socks5 traversal enabled, allows remote attackers to execute arbitrary code.

    CVSS7.5Published1 Jun 2004
  4. 8.1%

    XChat 1.8.7 and earlier, including default configurations of 1.4.2 and 1.4.3, allows remote attackers to execute arbitrary IRC commands as other clients via encoded characters in a PRIVMSG command that calls CTCP...

    CVSS7.5Published25 Jun 2002
  5. 7.7%

    Heap-based buffer overflow in XChat 2.8.9 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long response string.

    CVSS5.0Published30 Aug 2012
  6. 5.1%

    Unspecified vulnerability in Xchat 2.6.7 and earlier allows remote attackers to cause a denial of service (crash) via unspecified vectors involving the PRIVMSG command.

    CVSS5.0Published30 Aug 2006
  7. 4.3%

    Heap-based buffer overflow in Xchat-WDK before 1499-4 (2012-01-18) xchat 2.8.6 on Maemo architecture could allow remote attackers to cause a denial of service (xchat client crash) or execute arbitrary code via a...

    CVSS9.8Published21 Feb 2020
  8. 2.8%

    Format string vulnerability in XChat 1.2.x allows remote attackers to execute arbitrary code via a malformed nickname.

    CVSS7.5Published18 Oct 2001
  9. 2.6%

    xchat 2.0.6 allows remote attackers to cause a denial of service (crash) via a passive DCC request with an invalid ID number, which causes a null dereference.

    CVSS7.5Published5 Jan 2004
  10. 2.4%

    XChat IRC client allows remote attackers to execute arbitrary commands via a /dns command on a host whose DNS reverse lookup contains shell metacharacters.

    CVSS7.5Published25 Jun 2002
Every product

All Xchat products we track.

1 products, most vulnerabilities first. Find the ones you run, then open a product to see its versions and exploited flaws.

This directory lists the 1 Xchat products with at least one tracked version, of 2 in our catalogue.

Precursor Intelligence

Running Xchat? We'll keep checking.

Looking flaws up one at a time doesn't scale. Tell us what you run once, and we tell you which flaws matter to you, in what order, and keep watching for new ones.

  1. Tell us what you runPick your software from a list, or let us work it out from your website.
  2. We match it to every flawOver 400,000 published flaws, checked against your list.
  3. Ranked by real-world riskA 0 to 100 score, led by evidence criminals are using it.
  4. Told as soon as we knowAn alert by email, in the app or by webhook to your own tools.

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FAQ

Common questions, answered plainly.

Something else? Talk to the team →

Our catalogue lists 12 published vulnerabilities across 2 products and 53 versions from Xchat.

None of Xchat's vulnerabilities is on the list of flaws known to be exploited today.

Xchat, with 12 published vulnerabilities. Its own page lists the ones known to be exploited.

Create a Precursor Intelligence account and track the Xchat products you run. We match them against every published flaw, give each one a risk score from 0 to 100 and tell you as soon as we spot one that affects you, by email, in the app or by webhook.