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CVE-2026-40016

Medium priority
Needs evaluation

Attacker can upload a malicious Sieve script over ManageSieve service (or locally) to bypass configured CPU time limits for Sieve up to 130 times of the configured limit. Attacker can use this to degrade server performance and...

1 affected package

dovecot

Package 20.04 LTS
dovecot Needs evaluation
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CVE-2026-33603

Medium priority
Needs evaluation

Attacker can use a specially crafted base64 exchange between Dovecot and Client to fake SCRAM TLS channel binding. This requires that the attacker is able to position itself between Dovecot and the client connection....

1 affected package

dovecot

Package 20.04 LTS
dovecot Needs evaluation
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CVE-2026-27851

Medium priority
Needs evaluation

When safe filter is used with variable expansion, all following pipelines on the same string are incorrectly interpreted as safe too, enabling unsafe data to be unescaped. This can enable SQL / LDAP injection attacks when used in...

1 affected package

dovecot

Package 20.04 LTS
dovecot Needs evaluation
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CVE-2026-45185

High priority
Needs evaluation

Exim before 4.99.3, in certain GnuTLS configurations, has a remotely reachable use-after-free in the BDAT body parsing path. It is triggered when a client sends a TLS close_notify mid-body during a CHUNKING transfer, followed by a...

1 affected package

exim4

Package 20.04 LTS
exim4 Needs evaluation
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CVE-2026-43901

Medium priority
Needs evaluation

Wireshark MCP is an MCP Server that turns tshark into a structured analysis interface, then layers in optional Wireshark suite utilities. In 1.1.5 and earlier, wireshark-mcp exposes a wireshark_export_objects MCP tool that accepts...

1 affected package

wireshark

Package 20.04 LTS
wireshark Needs evaluation
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CVE-2026-7010

Medium priority
Needs evaluation

HTTP::Tiny versions before 0.093 for Perl do not validate CRLF in HTTP request lines or control field header values. The unvalidated inputs are the method and URI in the request line, the URL host that becomes the `Host:` header,...

1 affected package

libhttp-tiny-perl

Package 20.04 LTS
libhttp-tiny-perl Needs evaluation
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CVE-2026-42046

Medium priority
Needs evaluation

libcaca is a colour ASCII art library. In 0.99.beta20 and earlier, an integer overflow vulnerability in libcaca's canvas import functionality allows an attacker to cause a controlled heap out-of-bounds write (heap overflow) by...

1 affected package

libcaca

Package 20.04 LTS
libcaca Needs evaluation
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CVE-2026-42050

Medium priority
Needs evaluation

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to 7.1.2-21 and 6.9.13-46, a malicious MIFF file could trigger an overflow when a user opens it in the display tool and...

1 affected package

imagemagick

Package 20.04 LTS
imagemagick Needs evaluation
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CVE-2026-7210

Medium priority
Needs evaluation

`xml.parsers.expat` and `xml.etree.ElementTree` use insufficient entropy for Expat hash-flooding protection, which allows a crafted XML document to trigger hash flooding.\r\n\r\nFully mitigating this vulnerability requires both...

12 affected packages

python2.7, python3.4, python3.5, python3.6, python3.7...

Package 20.04 LTS
python2.7 Needs evaluation
python3.4
python3.5
python3.6
python3.7
python3.8 Needs evaluation
python3.9 Needs evaluation
python3.10
python3.11
python3.12
python3.13
python3.14
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CVE-2026-5266

Medium priority
Needs evaluation

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation Echo. This vulnerability is associated with program files includes/Api/ApiEchoNotifications.Php. This issue affects Echo: from *...

1 affected package

mediawiki

Package 20.04 LTS
mediawiki Needs evaluation
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