Vulnerabilities (CVE)

Filtered by vendor Pidgin Subscribe
Total 90 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2014-3694 4 Canonical, Debian, Opensuse and 1 more 4 Ubuntu Linux, Debian Linux, Opensuse and 1 more 2025-04-12 6.4 MEDIUM N/A
The (1) bundled GnuTLS SSL/TLS plugin and the (2) bundled OpenSSL SSL/TLS plugin in libpurple in Pidgin before 2.10.10 do not properly consider the Basic Constraints extension during verification of X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
CVE-2014-3695 1 Pidgin 1 Pidgin 2025-04-12 5.0 MEDIUM N/A
markup.c in the MXit protocol plugin in libpurple in Pidgin before 2.10.10 allows remote servers to cause a denial of service (application crash) via a large length value in an emoticon response.
CVE-2012-3374 1 Pidgin 1 Pidgin 2025-04-11 7.5 HIGH N/A
Buffer overflow in markup.c in the MXit protocol plugin in libpurple in Pidgin before 2.10.5 allows remote attackers to execute arbitrary code via a crafted inline image in a message.
CVE-2013-6484 1 Pidgin 1 Pidgin 2025-04-11 5.0 MEDIUM N/A
The STUN protocol implementation in libpurple in Pidgin before 2.10.8 allows remote STUN servers to cause a denial of service (out-of-bounds write operation and application crash) by triggering a socket read error.
CVE-2012-6152 1 Pidgin 1 Pidgin 2025-04-11 5.0 MEDIUM N/A
The Yahoo! protocol plugin in libpurple in Pidgin before 2.10.8 does not properly validate UTF-8 data, which allows remote attackers to cause a denial of service (application crash) via crafted byte sequences.
CVE-2010-1624 2 Canonical, Pidgin 2 Ubuntu Linux, Pidgin 2025-04-11 5.0 MEDIUM N/A
The msn_emoticon_msg function in slp.c in the MSN protocol plugin in libpurple in Pidgin before 2.7.0 allows remote authenticated users to cause a denial of service (NULL pointer dereference and application crash) via a custom emoticon in a malformed SLP message.
CVE-2010-3711 1 Pidgin 1 Pidgin 2025-04-11 4.0 MEDIUM N/A
libpurple in Pidgin before 2.7.4 does not properly validate the return value of the purple_base64_decode function, which allows remote authenticated users to cause a denial of service (NULL pointer dereference and application crash) via a crafted message, related to the plugins for MSN, MySpaceIM, XMPP, and Yahoo! and the NTLM authentication support.
CVE-2014-0020 1 Pidgin 1 Pidgin 2025-04-11 5.0 MEDIUM N/A
The IRC protocol plugin in libpurple in Pidgin before 2.10.8 does not validate argument counts, which allows remote IRC servers to cause a denial of service (application crash) via a crafted message.
CVE-2013-6478 1 Pidgin 1 Pidgin 2025-04-11 4.3 MEDIUM N/A
gtkimhtml.c in Pidgin before 2.10.8 does not properly interact with underlying library support for wide Pango layouts, which allows user-assisted remote attackers to cause a denial of service (application crash) via a long URL that is examined with a tooltip.
CVE-2013-6477 1 Pidgin 1 Pidgin 2025-04-11 5.0 MEDIUM N/A
Multiple integer signedness errors in libpurple in Pidgin before 2.10.8 allow remote attackers to cause a denial of service (application crash) via a crafted timestamp value in an XMPP message.
CVE-2013-6490 1 Pidgin 1 Pidgin 2025-04-11 10.0 HIGH N/A
The SIMPLE protocol functionality in Pidgin before 2.10.8 allows remote attackers to have an unspecified impact via a negative Content-Length header, which triggers a buffer overflow.
CVE-2011-2943 1 Pidgin 2 Libpurple, Pidgin 2025-04-11 4.3 MEDIUM N/A
The irc_msg_who function in msgs.c in the IRC protocol plugin in libpurple 2.8.0 through 2.9.0 in Pidgin before 2.10.0 does not properly validate characters in nicknames, which allows user-assisted remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted nickname that is not properly handled in a WHO response.
CVE-2013-6487 1 Pidgin 1 Pidgin 2025-04-11 7.5 HIGH N/A
Integer overflow in libpurple/protocols/gg/lib/http.c in the Gadu-Gadu (gg) parser in Pidgin before 2.10.8 allows remote attackers to have an unspecified impact via a large Content-Length value, which triggers a buffer overflow.
CVE-2012-2369 2 Cypherpunks, Pidgin 2 Pidgin-otr, Pidgin 2025-04-11 7.5 HIGH N/A
Format string vulnerability in the log_message_cb function in otr-plugin.c in the Off-the-Record Messaging (OTR) pidgin-otr plugin before 3.2.1 for Pidgin might allow remote attackers to execute arbitrary code via format string specifiers in data that generates a log message.
CVE-2011-3184 1 Pidgin 1 Pidgin 2025-04-11 4.3 MEDIUM N/A
The msn_httpconn_parse_data function in httpconn.c in the MSN protocol plugin in libpurple in Pidgin before 2.10.0 does not properly handle HTTP 100 responses, which allows remote attackers to cause a denial of service (incorrect memory access and application crash) via vectors involving a crafted server message.
CVE-2011-4603 1 Pidgin 1 Pidgin 2025-04-11 5.0 MEDIUM N/A
The silc_channel_message function in ops.c in the SILC protocol plugin in libpurple in Pidgin before 2.10.1 does not perform the expected UTF-8 validation on message data, which allows remote attackers to cause a denial of service (application crash) via a crafted message, a different vulnerability than CVE-2011-3594.
CVE-2010-0420 1 Pidgin 1 Pidgin 2025-04-11 4.3 MEDIUM N/A
libpurple in Finch in Pidgin before 2.6.6, when an XMPP multi-user chat (MUC) room is used, does not properly parse nicknames containing <br> sequences, which allows remote attackers to cause a denial of service (application crash) via a crafted nickname.
CVE-2010-3088 2 Jianping Yu, Pidgin 2 Pidgin-knotify, Pidgin 2025-04-11 5.1 MEDIUM N/A
The notify function in pidgin-knotify.c in the pidgin-knotify plugin 0.2.1 and earlier for Pidgin allows remote attackers to execute arbitrary commands via shell metacharacters in a message.
CVE-2012-1178 1 Pidgin 1 Pidgin 2025-04-11 5.0 MEDIUM N/A
The msn_oim_report_to_user function in oim.c in the MSN protocol plugin in libpurple in Pidgin before 2.10.2 allows remote servers to cause a denial of service (application crash) via an OIM message that lacks UTF-8 encoding.
CVE-2013-6481 1 Pidgin 1 Pidgin 2025-04-11 5.0 MEDIUM N/A
libpurple/protocols/yahoo/libymsg.c in Pidgin before 2.10.8 allows remote attackers to cause a denial of service (crash) via a Yahoo! P2P message with a crafted length field, which triggers a buffer over-read.