CWE-197— Numeric Truncation Error
Truncation errors occur when a primitive is cast to a primitive of a smaller size and data is lost in the conversion.— MITRE CWE catalog
79 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-197page 2 of 2
- CVE-2026-55142MEDIUMCVSS 5.5EG 5.52026-07-14
Numeric truncation error in Microsoft Office Word allows an unauthorized attacker to disclose information locally.
- CVE-2026-56650HIGHCVSS 7.8EG 7.82026-07-14
Heap-based buffer overflow in Windows Network File System allows an authorized attacker to elevate privileges locally.
- CVE-2026-6039MEDIUMCVSS 5.4EG 5.42026-06-15
LibreOffice can import drawings in the DXF format used by CAD software. A heap buffer overflow existed when importing a DXF polyline. The point count taken from the file was truncated to a 16-bit value when the point buffer was sized, whil…
- CVE-2026-62698HIGHCVSS 7.8EG 7.82026-08-11
Numeric truncation error in Microsoft Digest Authentication allows an authorized attacker to elevate privileges locally.
- CVE-2026-62739HIGHCVSS 7.8EG 7.82026-08-11
Heap-based buffer overflow in Windows HTTP.sys allows an authorized attacker to elevate privileges locally.
- CVE-2026-62769MEDIUMCVSS 6.7EG 6.72026-08-11
Numeric truncation error in Windows DNS allows an authorized attacker to elevate privileges locally.
- CVE-2026-62881MEDIUMCVSS 6.7EG 6.72026-08-11
Numeric truncation error in Windows DNS allows an authorized attacker to elevate privileges locally.
- CVE-2026-62883MEDIUMCVSS 6.7EG 6.72026-08-11
Numeric truncation error in Windows DNS allows an authorized attacker to elevate privileges locally.
- CVE-2026-63449LOWCVSS 3.7EG 3.72026-09-18
Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. From 8.0.0 until 8.0.6, the SIP parser in rust/src/sip/parser.rs stores request and response body lengths in 16-bit field…
- CVE-2026-63525HIGHCVSS 7.8EG 7.82026-08-11
Numeric truncation error in Microsoft Office Word allows an unauthorized attacker to execute code locally.
- CVE-2026-65610LOWCVSS 2.4EG 2.42026-08-19
nnn stores homelen variable as uchar_t, which can only represent values in the range 0-255. An attacker who can influence the victim's execution environment can provide an arbitrary HOME path with length that is truncated to 0. The expr…
- CVE-2026-65795MEDIUMCVSS 6.7EG 6.72026-08-11
Relative path traversal in Windows DNS allows an authorized attacker to elevate privileges locally.
- CVE-2026-65797MEDIUMCVSS 6.7EG 6.72026-08-11
Numeric truncation error in Windows DNS allows an authorized attacker to elevate privileges locally.
- CVE-2026-65798MEDIUMCVSS 6.7EG 6.72026-08-11
Numeric truncation error in Windows DNS allows an authorized attacker to elevate privileges locally.
- CVE-2026-6679HIGHCVSS 7.5EG 7.52026-06-25
A heap buffer overflow could occur in the DTLS 1.3 ACK serialization path before the connecting peer is authenticated. The buffer overflow was due to an integer truncation when computing the length of the ACK record-number list, causing an…
- CVE-2026-68804HIGHCVSS 7.8EG 7.82026-08-11
Numeric truncation error in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
- CVE-2026-68880HIGHCVSS 8.0EG 8.02026-09-08
Heap-based buffer overflow in Windows Win32K allows an authorized attacker to elevate privileges over a network.
- CVE-2026-68895MEDIUMCVSS 5.5EG 5.52026-09-08
Numeric truncation error in Internet Storage Name Service allows an authorized attacker to disclose information locally.
- CVE-2026-69512HIGHCVSS 8.0EG 8.02026-09-08
Heap-based buffer overflow in Windows Spaceport.sys allows an authorized attacker to elevate privileges over a network.
- CVE-2026-69535HIGHCVSS 7.8EG 7.82026-09-08
Numeric truncation error in Windows Spaceport.sys allows an authorized attacker to elevate privileges locally.
- CVE-2026-69578HIGHCVSS 7.0EG 7.02026-09-08
Numeric truncation error in Windows Kernel allows an authorized attacker to elevate privileges locally.
- CVE-2026-69822HIGHCVSS 7.8EG 7.82026-09-08
Numeric truncation error in Windows Kerberos allows an authorized attacker to elevate privileges locally.
- CVE-2026-73523HIGHCVSS 7.5EG 7.52026-08-17
COVESA Open1722 through 0.9.2 contains an integer truncation vulnerability in acf-can-listener.c that allows unauthenticated remote attackers to cause the CAN listener to transmit process stack memory onto the CAN bus by sending a rejected…
- CVE-2026-76151MEDIUMCVSS 4.6EG 4.62026-09-16
Out-of-bounds read (buffer over-read) in the HTTP Cache-Control response header parsing in the QtNetwork module in Qt Group Qt 6.0.0 through 6.8.8, and 6.9.0 through 6.11.1, allows remote attackers to cause a denial of service (application…
- CVE-2026-77014MEDIUMCVSS 5.3EG 5.32026-08-20
A flaw was found in libsoup's SoupServer HTTP Range header processing. The sort_ranges() comparator in soup-message-headers.c truncates a 64-bit subtraction result to 32-bit int, flipping the sign for range offsets differing by more than I…
- CVE-2026-78512HIGHCVSS 8.8EG 8.82026-09-08
Numeric truncation error in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
- CVE-2026-80213MEDIUMCVSS 4.0EG 4.02026-08-27
An issue was discovered in the resolv gem before 0.7.2 for Ruby. Resolv::DNS::MessageEncoder wrote a DNS label's length into a single octet without checking its range. A label longer than 255 octets had its length stored modulo 256 but the…
- CVE-2026-86315MEDIUMCVSS 6.2EG 6.22026-09-07
An out-of-bounds write caused by numeric truncation Samsung Open Source Escargot on Linux x86-64 allows an attacker who can supply JavaScript for execution to corrupt native memory and crash the host process via a crafted class definition…
- CVE-2026-87529CRITICALCVSS 9.6EG 9.62026-09-09
Numeric truncation error in Media in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Medium)
Map vulnerabilities like CWE-197 to your infrastructure
EchelonGraph correlates every CVE — across CWE-197 and 150+ other weakness categories — against the assets you actually run. See blast radius, fix versions, and remediation steps in one graph.
Start Free Scan →