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High 7.2
Busybox: busybox: http request smuggling via pipelined requests in httpd reverse proxy
A flaw was found in BusyBox httpd's reverse proxy feature. When the proxy is configured to forward requests matching a URL prefix to a backend server, only the first HTTP request on a TCP connection has its path rewritten. An attacker can send a pipelined sec…
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High 7.8
Busybox: busybox: dpkg-deb extraction-root escape via per-ar-member deferred symlink flush
A flaw was found in BusyBox's dpkg-deb archive extraction. The ar archive handler flushes deferred symlinks after each archive member, unlike the tar, cpio, and unzip handlers which flush once after the last member. A specially crafted .deb archive with two d…
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High 7.3
Busybox: busybox: romfs volume id parsing performs unbounded memcpy into fixed-size label buffer, causing heap overflow
BusyBox romfs volume ID parsing uses unbounded strlen on attacker-controlled metadata, causing a heap buffer overflow when processing crafted filesystem images.
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High 7.5
Busybox: busybox: tls montgomery reduction allocates bytes instead of digits, causing a pre-auth heap buffer overflow
A unit confusion in BusyBox TLS Montgomery reduction buffer allocation causes a pre-authentication heap buffer overflow when processing a crafted ClientKeyExchange message.
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High 8.1
BusyBox DHCPv6 Client Heap Buffer Overflow via DNS_SERVERS
BusyBox before commit 42202bf contains a heap buffer overflow vulnerability in the DHCPv6 client (udhcpc6) DNS_SERVERS option handler in networking/udhcp/d6_dhcpc.c that allows network-adjacent attackers to trigger memory corruption by sending a crafted DHCPv…
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High 7.0CVE-2026-26157 Public exploit
Busybox: busybox: arbitrary file overwrite and potential code execution via incomplete path sanitization
A flaw was found in BusyBox. Incomplete path sanitization in its archive extraction utilities allows an attacker to craft malicious archives that when extracted, and under specific conditions, may write to files outside the intended directory. This can lead t…
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High 7.0
Busybox: busybox: arbitrary file modification and privilege escalation via unvalidated tar archive entries
A flaw was found in BusyBox. This vulnerability allows an attacker to modify files outside of the intended extraction directory by crafting a malicious tar archive containing unvalidated hardlink or symlink entries. If the tar archive is extracted with elevat…
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High 7.2
A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a craft…
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High 7.2
A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a craft…
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High 7.2
A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a craft…
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High 7.2
A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a craft…
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High 7.2
A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a craft…
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High 7.2
A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a craft…
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High 7.2
A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a craft…
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High 7.2
A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a craft…
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High 7.5
decompress_gunzip.c in BusyBox through 1.32.1 mishandles the error bit on the huft_build result pointer, with a resulta…
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High 7.5
An issue was discovered in BusyBox before 1.30.0. An out of bounds read in udhcp components (consumed by the DHCP serve…
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High 7.5
An issue was discovered in BusyBox through 1.30.0. An out of bounds read in udhcp components (consumed by the DHCP clie…
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High 8.0CVE-2018-1000517 EPSS 32%
BusyBox project BusyBox wget version prior to commit 8e2174e9bd836e53c8b9c6e00d1bc6e2a718686e contains a Buffer Overflo…
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High 8.8
In the add_match function in libbb/lineedit.c in BusyBox through 1.27.2, the tab autocomplete feature of the shell, use…