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CWE-134

408 CVEs • Abstraction: Base • Likelihood of Exploit: High

Use of Externally-Controlled Format String

The product uses a function that accepts a format string as an argument, but the format string originates from an external source.

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CVEs (408)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Freedesktop
1Libinput
Jun 17, 2026
Jun 2, 2022
N/A· v4
7.8 HIGH· v3
7.2 HIGH· v2
A format string vulnerability was found in libinput
1Asus
1Rt Ax88u Firmware
Jun 17, 2026
Apr 22, 2022
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
ASUS RT-AX88U has a Format String vulnerability, which allows an unauthenticated remote attacker to write to arbitrary memory address and perform remote arbitrary code execution, arbitrary system operation or disrupt ser...Show more
ASUS RT-AX88U has a Format String vulnerability, which allows an unauthenticated remote attacker to write to arbitrary memory address and perform remote arbitrary code execution, arbitrary system operation or disrupt service.Show less
1Netflix
1Consoleme
Jun 17, 2026
Apr 1, 2022
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
A Python format string issue leading to information disclosure and potentially remote code execution in ConsoleMe for all versions prior to 1.2.2
1Draytek
3Vigor2960 Firmware
Vigor300b FirmwareVigor3900 Firmware
Jun 17, 2026
Mar 29, 2022
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
A Format String vulnerability exists in DrayTek Vigor 2960 <= 1.5.1.3, DrayTek Vigor 3900 <= 1.5.1.3, and DrayTek Vigor 300B <= 1.5.1.3 in the mainfunction.cgi file via a crafted HTTP message containing malformed QUERY S...Show more
A Format String vulnerability exists in DrayTek Vigor 2960 <= 1.5.1.3, DrayTek Vigor 3900 <= 1.5.1.3, and DrayTek Vigor 300B <= 1.5.1.3 in the mainfunction.cgi file via a crafted HTTP message containing malformed QUERY STRING, which could let a remote malicious user execute arbitrary code.Show less
1Wire
1Wire Audio Video Signaling
Jun 17, 2026
Mar 1, 2022
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
wire-avs is the audio visual signaling (AVS) component of Wire, an open-source messenger. A remote format string vulnerability in versions prior to 7.1.12 allows an attacker to cause a denial of service or possibly execu...Show more
wire-avs is the audio visual signaling (AVS) component of Wire, an open-source messenger. A remote format string vulnerability in versions prior to 7.1.12 allows an attacker to cause a denial of service or possibly execute arbitrary code. The issue has been fixed in wire-avs 7.1.12. There are currently no known workarounds.Show less
2Fedoraproject
Mariadb
2Fedora
Mariadb
Jun 17, 2026
Feb 18, 2022
N/A· v4
7.8 HIGH· v3
4.6 MEDIUM· v2
MariaDB CONNECT Storage Engine Format String Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of MariaDB. Authentication is required to exploi...Show more
MariaDB CONNECT Storage Engine Format String Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of MariaDB. Authentication is required to exploit this vulnerability. The specific flaw exists within the processing of SQL queries. The issue results from the lack of proper validation of a user-supplied string before using it as a format specifier. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of the service account. Was ZDI-CAN-16193.Show less
1Kaseya
1Unitrends Backup
Jun 17, 2026
Dec 6, 2021
N/A· v4
8.8 HIGH· v3
6.5 MEDIUM· v2
An issue was discovered in Kaseya Unitrends Backup Appliance before 10.5.5. A crafted HTTP request could induce a format string vulnerability in the privileged vaultServer application.
2Arubanetworks
Siemens
2Aruba Instant
Scalance W1750d Firmware
Jun 17, 2026
Oct 12, 2021
N/A· v4
5.3 MEDIUM· v3
5.0 MEDIUM· v2
A remote denial of service vulnerability was discovered in Aruba Instant version(s): Aruba Instant 6.5.x.x: 6.5.4.18 and below; Aruba Instant 8.5.x.x: 8.5.0.10 and below; Aruba Instant 8.6.x.x: 8.6.0.4 and below. Aruba h...Show more
A remote denial of service vulnerability was discovered in Aruba Instant version(s): Aruba Instant 6.5.x.x: 6.5.4.18 and below; Aruba Instant 8.5.x.x: 8.5.0.10 and below; Aruba Instant 8.6.x.x: 8.6.0.4 and below. Aruba has released patches for Aruba Instant (IAP) that address this security vulnerability.Show less
1Samsung
1Android
Jun 17, 2026
Oct 6, 2021
N/A· v4
5.5 MEDIUM· v3
4.9 MEDIUM· v2
Assuming radio permission is gained, missing input validation in modem interface driver prior to SMR Oct-2021 Release 1 results in format string bug leading to kernel panic.
1Apache
1Dubbo
Jun 17, 2026
Sep 9, 2021
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
Some component in Dubbo will try to print the formated string of the input arguments, which will possibly cause RCE for a maliciously customized bean with special toString method. In the latest version, we fix the toStri...Show more
Some component in Dubbo will try to print the formated string of the input arguments, which will possibly cause RCE for a maliciously customized bean with special toString method. In the latest version, we fix the toString call in timeout, cache and some other places. Fixed in Apache Dubbo 2.7.13Show less
1Bbraun
1Spacecom2
Jun 17, 2026
Aug 25, 2021
N/A· v4
8.8 HIGH· v3
5.8 MEDIUM· v2
An improper sanitization of input vulnerability in B. Braun SpaceCom2 prior to 012U000062 allows a remote unauthenticated attacker to gain user-level command-line access by passing a raw external string straight through...Show more
An improper sanitization of input vulnerability in B. Braun SpaceCom2 prior to 012U000062 allows a remote unauthenticated attacker to gain user-level command-line access by passing a raw external string straight through to printf statements. The attacker is required to be on the same network as the device.Show less
1Trendnet
4Tew 755ap2kac Firmware
Tew 755ap FirmwareTew 821dap2kac Firmware+1 more
Jun 17, 2026
Aug 10, 2021
N/A· v4
6.5 MEDIUM· v3
4.0 MEDIUM· v2
A Format String vulnerablity exists in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03, which could let a remote malicious user cause a denial of service due to a logic b...Show more
A Format String vulnerablity exists in TRENDnet TEW-755AP 1.11B03, TEW-755AP2KAC 1.11B03, TEW-821DAP2KAC 1.11B03, and TEW-825DAP 1.11B03, which could let a remote malicious user cause a denial of service due to a logic bug at address 0x40dcd0 when calling fprintf with "%s: key len = %d, too long\n" format. The two variables seem to be put in the wrong order. The vulnerability could be triggered by sending the POST request to apply_cgi with a long and unknown key in the request body.Show less
3Debian
NetappOpenidc
3Cloud Backup
Debian LinuxMod Auth Openidc
Jun 17, 2026
Jul 22, 2021
N/A· v4
7.5 HIGH· v3
4.3 MEDIUM· v2
mod_auth_openidc is an authentication/authorization module for the Apache 2.x HTTP server that functions as an OpenID Connect Relying Party, authenticating users against an OpenID Connect Provider. When mod_auth_openidc...Show more
mod_auth_openidc is an authentication/authorization module for the Apache 2.x HTTP server that functions as an OpenID Connect Relying Party, authenticating users against an OpenID Connect Provider. When mod_auth_openidc versions prior to 2.4.9 are configured to use an unencrypted Redis cache (`OIDCCacheEncrypt off`, `OIDCSessionType server-cache`, `OIDCCacheType redis`), `mod_auth_openidc` wrongly performed argument interpolation before passing Redis requests to `hiredis`, which would perform it again and lead to an uncontrolled format string bug. Initial assessment shows that this bug does not appear to allow gaining arbitrary code execution, but can reliably provoke a denial of service by repeatedly crashing the Apache workers. This bug has been corrected in version 2.4.9 by performing argument interpolation only once, using the `hiredis` API. As a workaround, this vulnerability can be mitigated by setting `OIDCCacheEncrypt` to `on`, as cache keys are cryptographically hashed before use when this option is enabled.Show less
1Tcl
1Tcl
Jun 17, 2026
Jul 5, 2021
N/A· v4
7.8 HIGH· v3
6.8 MEDIUM· v2
In Tcl 8.6.11, a format string vulnerability in nmakehlp.c might allow code execution via a crafted file. NOTE: multiple third parties dispute the significance of this finding
1Weidmueller
8Ie Wl Bl Ap Cl Eu Firmware
Ie Wl Bl Ap Cl Us FirmwareIe Wl Vl Ap Br Cl Eu Firmware+5 more
Jun 17, 2026
Jun 25, 2021
N/A· v4
8.8 HIGH· v3
6.5 MEDIUM· v2
In Weidmueller Industrial WLAN devices in multiple versions an exploitable format string vulnerability exists in the iw_console conio_writestr functionality. A specially crafted time server entry can cause an overflow of...Show more
In Weidmueller Industrial WLAN devices in multiple versions an exploitable format string vulnerability exists in the iw_console conio_writestr functionality. A specially crafted time server entry can cause an overflow of the time server buffer, resulting in remote code execution. An attacker can send commands while authenticated as a low privilege user to trigger this vulnerability.Show less
1Ibm
1Spectrum Scale
Jun 17, 2026
Jun 1, 2021
N/A· v4
7.8 HIGH· v3
7.2 HIGH· v2
IBM Spectrum Scale 5.0.0 through 5.0.5.6 and 5.1.0 through 5.1.0.3 system core component is affected by a format string security vulnerability. An attacker could execute arbitrary code in the context of process memory, p...Show more
IBM Spectrum Scale 5.0.0 through 5.0.5.6 and 5.1.0 through 5.1.0.3 system core component is affected by a format string security vulnerability. An attacker could execute arbitrary code in the context of process memory, potentially escalating their system privileges and taking control over the entire system with root access. IBM X-Force ID: 201474.Show less
1Mpv
1Mpv
Jun 17, 2026
May 18, 2021
N/A· v4
7.8 HIGH· v3
6.8 MEDIUM· v2
A format string vulnerability in mpv through 0.33.0 allows user-assisted remote attackers to achieve code execution via a crafted m3u playlist file.
2Fedoraproject
Rust Lang
2Fedora
Rust
Jun 17, 2026
Apr 14, 2021
N/A· v4
8.2 HIGH· v3
6.4 MEDIUM· v2
In the standard library in Rust before 1.52.0, there is an optimization for joining strings that can cause uninitialized bytes to be exposed (or the program to crash) if the borrowed string changes after its length is ch...Show more
In the standard library in Rust before 1.52.0, there is an optimization for joining strings that can cause uninitialized bytes to be exposed (or the program to crash) if the borrowed string changes after its length is checked.Show less
3Debian
FedoraprojectLibpano13 Project
3Debian Linux
FedoraLibpano13
Jun 17, 2026
Apr 5, 2021
N/A· v4
9.8 CRITICAL· v3
7.5 HIGH· v2
Format string vulnerability in panoFileOutputNamesCreate() in libpano13 2.9.20~rc2+dfsg-3 and earlier can lead to read and write arbitrary memory values.
1Fortinet
1Fortiweb
Jun 17, 2026
Jan 14, 2021
N/A· v4
8.8 HIGH· v3
6.5 MEDIUM· v2
A format string vulnerability in FortiWeb 6.3.0 through 6.3.5 may allow an authenticated, remote attacker to read the content of memory and retrieve sensitive data via the redir parameter.