CWE-20
Improper Input Validation
Description
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Hierarchy (View 1000)
Related attack patterns (CAPEC)
CAPEC-10 · CAPEC-101 · CAPEC-104 · CAPEC-108 · CAPEC-109 · CAPEC-110 · CAPEC-120 · CAPEC-13 · CAPEC-135 · CAPEC-136 · CAPEC-14 · CAPEC-153 · CAPEC-182 · CAPEC-209 · CAPEC-22 · CAPEC-23 · CAPEC-230 · CAPEC-231 · CAPEC-24 · CAPEC-250 · CAPEC-261 · CAPEC-267 · CAPEC-28 · CAPEC-3 · CAPEC-31 · CAPEC-42 · CAPEC-43 · CAPEC-45 · CAPEC-46 · CAPEC-47 · CAPEC-473 · CAPEC-52 · CAPEC-53 · CAPEC-588 · CAPEC-63 · CAPEC-64 · CAPEC-664 · CAPEC-67 · CAPEC-7 · CAPEC-71 · CAPEC-72 · CAPEC-73 · CAPEC-78 · CAPEC-79 · CAPEC-8 · CAPEC-80 · CAPEC-81 · CAPEC-83 · CAPEC-85 · CAPEC-88 · CAPEC-9
CVEs mapped to this weakness (13,352)
page 452 of 668| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2026-45352 | Med | 0.27 | 5.3 | 0.00 | May 29, 2026 | cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to 0.43.4, negative chunk-size in chunked Transfer-Encoding causes unbounded memory allocation and process crash. The ChunkedDecoder::read_payload function in cpp-httplib (httplib.h) parses… | ||
| CVE-2026-44518 | Med | 0.27 | 5.3 | 0.00 | May 29, 2026 | liboqs is a C-language cryptographic library that provides implementations of post-quantum cryptography algorithms. Prior to 0.16.0, an out-of-bounds read has been identified in the XMSS and XMSS^MT stateful signature verification code. When the verification function is called… | ||
| CVE-2026-9986 | Med | 0.27 | 4.2 | 0.00 | May 28, 2026 | Insufficient validation of untrusted input in OptimizationGuide in Google Chrome prior to 148.0.7778.216 allowed a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page. (Chromium security severity: High) | ||
| CVE-2026-44379 | Med | 0.27 | 5.3 | 0.00 | May 13, 2026 | MISP is an open source threat intelligence and sharing platform. Prior to 2.5.37, MISP Collections did not enforce RFC 4122 UUID validation on the uuid field. As a result, a user able to create or modify Collection records could submit malformed UUID values, potentially causing… | ||
| CVE-2026-7996 | Med | 0.27 | 4.2 | 0.00 | May 6, 2026 | Insufficient validation of untrusted input in SSL in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page. (Chromium security severity: Low) | ||
| CVE-2026-7993 | Med | 0.27 | 4.2 | 0.00 | May 6, 2026 | Insufficient validation of untrusted input in Payments in Google Chrome on Android prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to spoof the contents of the Omnibox (URL bar) via a crafted HTML page. (Chromium security severity:… | ||
| CVE-2026-7989 | Med | 0.27 | 4.2 | 0.00 | May 6, 2026 | Insufficient data validation in DataTransfer in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: Medium) | ||
| CVE-2026-7964 | Med | 0.27 | 4.2 | 0.00 | May 6, 2026 | Insufficient validation of untrusted input in FileSystem in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: Medium) | ||
| CVE-2026-7947 | Med | 0.27 | 4.2 | 0.00 | May 6, 2026 | Insufficient validation of untrusted input in Network in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page. (Chromium security severity: Medium) | ||
| CVE-2026-7943 | Med | 0.27 | 4.2 | 0.00 | May 6, 2026 | Insufficient validation of untrusted input in ANGLE in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: Medium) | ||
| CVE-2026-7934 | Med | 0.27 | 4.2 | 0.00 | May 6, 2026 | Insufficient validation of untrusted input in Popup Blocker in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to bypass navigation restrictions via a crafted HTML page. (Chromium security severity: Medium) | ||
| CVE-2026-34066 | Med | 0.27 | 5.3 | 0.00 | Apr 22, 2026 | nimiq-blockchain provides persistent block storage for Nimiq's Rust implementation. Prior to version 1.3.0, `HistoryStore::put_historic_txns` uses an `assert!` to enforce invariants about `HistoricTransaction.block_number` (must be within the macro block being pushed and within… | ||
| CVE-2026-33948 | Med | 0.27 | 5.3 | 0.00 | Apr 14, 2026 | jq is a command-line JSON processor. Commits before 6374ae0bcdfe33a18eb0ae6db28493b1f34a0a5b contain a vulnerability where CLI input parsing allows validation bypass via embedded NUL bytes. When reading JSON from files or stdin, jq uses strlen() to determine buffer length… | ||
| CVE-2026-40087 | Med | 0.27 | 5.3 | 0.00 | Apr 9, 2026 | LangChain is a framework for building agents and LLM-powered applications. Prior to 0.3.84 and 1.2.28, LangChain's f-string prompt-template validation was incomplete in two respects. First, some prompt template classes accepted f-string templates and formatted them without… | ||
| CVE-2026-32990 | Med | 0.27 | 5.3 | 0.00 | Apr 9, 2026 | Improper Input Validation vulnerability in Apache Tomcat due to an incomplete fix of CVE-2025-66614. This issue affects Apache Tomcat: from 11.0.15 through 11.0.19, from 10.1.50 through 10.1.52, from 9.0.113 through 9.0.115. Users are recommended to upgrade to version 11.0.20,… | ||
| CVE-2026-34525 | Med | 0.27 | 5.3 | 0.00 | Apr 1, 2026 | AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, multiple Host headers were allowed in aiohttp. This issue has been patched in version 3.13.4. | ||
| CVE-2026-33936 | Med | 0.27 | 5.3 | 0.00 | Mar 27, 2026 | The `ecdsa` PyPI package is a pure Python implementation of ECC (Elliptic Curve Cryptography) with support for ECDSA (Elliptic Curve Digital Signature Algorithm), EdDSA (Edwards-curve Digital Signature Algorithm) and ECDH (Elliptic Curve Diffie-Hellman). Prior to version 0.19.2,… | ||
| CVE-2025-59028 | Med | 0.27 | 5.3 | 0.00 | Mar 27, 2026 | When sending invalid base64 SASL data, login process is disconnected from the auth server, causing all active authentication sessions to fail. Invalid BASE64 data can be used to DoS a vulnerable server to break concurrent logins. Install fixed version or disable concurrency in… | ||
| CVE-2026-33769 | Med | 0.27 | 5.3 | 0.00 | Mar 24, 2026 | Astro is a web framework. From version 2.10.10 to before version 5.18.1, this issue concerns Astro's remotePatterns path enforcement for remote URLs used by server-side fetchers such as the image optimization endpoint. The path matching logic for /* wildcards is unanchored, so a… | ||
| CVE-2026-4538 | Med | 0.27 | 5.3 | 0.00 | Mar 22, 2026 | A vulnerability was identified in PyTorch 2.10.0. The affected element is an unknown function of the component pt2 Loading Handler. The manipulation leads to deserialization. The attack can only be performed from a local environment. The exploit is publicly available and might… |
- risk 0.27cvss 5.3epss 0.00
cpp-httplib is a C++11 single-file header-only cross platform HTTP/HTTPS library. Prior to 0.43.4, negative chunk-size in chunked Transfer-Encoding causes unbounded memory allocation and process crash. The ChunkedDecoder::read_payload function in cpp-httplib (httplib.h) parses…
- risk 0.27cvss 5.3epss 0.00
liboqs is a C-language cryptographic library that provides implementations of post-quantum cryptography algorithms. Prior to 0.16.0, an out-of-bounds read has been identified in the XMSS and XMSS^MT stateful signature verification code. When the verification function is called…
- risk 0.27cvss 4.2epss 0.00
Insufficient validation of untrusted input in OptimizationGuide in Google Chrome prior to 148.0.7778.216 allowed a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page. (Chromium security severity: High)
- risk 0.27cvss 5.3epss 0.00
MISP is an open source threat intelligence and sharing platform. Prior to 2.5.37, MISP Collections did not enforce RFC 4122 UUID validation on the uuid field. As a result, a user able to create or modify Collection records could submit malformed UUID values, potentially causing…
- risk 0.27cvss 4.2epss 0.00
Insufficient validation of untrusted input in SSL in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page. (Chromium security severity: Low)
- risk 0.27cvss 4.2epss 0.00
Insufficient validation of untrusted input in Payments in Google Chrome on Android prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to spoof the contents of the Omnibox (URL bar) via a crafted HTML page. (Chromium security severity:…
- risk 0.27cvss 4.2epss 0.00
Insufficient data validation in DataTransfer in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: Medium)
- risk 0.27cvss 4.2epss 0.00
Insufficient validation of untrusted input in FileSystem in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: Medium)
- risk 0.27cvss 4.2epss 0.00
Insufficient validation of untrusted input in Network in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page. (Chromium security severity: Medium)
- risk 0.27cvss 4.2epss 0.00
Insufficient validation of untrusted input in ANGLE in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: Medium)
- risk 0.27cvss 4.2epss 0.00
Insufficient validation of untrusted input in Popup Blocker in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who had compromised the renderer process to bypass navigation restrictions via a crafted HTML page. (Chromium security severity: Medium)
- risk 0.27cvss 5.3epss 0.00
nimiq-blockchain provides persistent block storage for Nimiq's Rust implementation. Prior to version 1.3.0, `HistoryStore::put_historic_txns` uses an `assert!` to enforce invariants about `HistoricTransaction.block_number` (must be within the macro block being pushed and within…
- risk 0.27cvss 5.3epss 0.00
jq is a command-line JSON processor. Commits before 6374ae0bcdfe33a18eb0ae6db28493b1f34a0a5b contain a vulnerability where CLI input parsing allows validation bypass via embedded NUL bytes. When reading JSON from files or stdin, jq uses strlen() to determine buffer length…
- risk 0.27cvss 5.3epss 0.00
LangChain is a framework for building agents and LLM-powered applications. Prior to 0.3.84 and 1.2.28, LangChain's f-string prompt-template validation was incomplete in two respects. First, some prompt template classes accepted f-string templates and formatted them without…
- risk 0.27cvss 5.3epss 0.00
Improper Input Validation vulnerability in Apache Tomcat due to an incomplete fix of CVE-2025-66614. This issue affects Apache Tomcat: from 11.0.15 through 11.0.19, from 10.1.50 through 10.1.52, from 9.0.113 through 9.0.115. Users are recommended to upgrade to version 11.0.20,…
- risk 0.27cvss 5.3epss 0.00
AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, multiple Host headers were allowed in aiohttp. This issue has been patched in version 3.13.4.
- risk 0.27cvss 5.3epss 0.00
The `ecdsa` PyPI package is a pure Python implementation of ECC (Elliptic Curve Cryptography) with support for ECDSA (Elliptic Curve Digital Signature Algorithm), EdDSA (Edwards-curve Digital Signature Algorithm) and ECDH (Elliptic Curve Diffie-Hellman). Prior to version 0.19.2,…
- risk 0.27cvss 5.3epss 0.00
When sending invalid base64 SASL data, login process is disconnected from the auth server, causing all active authentication sessions to fail. Invalid BASE64 data can be used to DoS a vulnerable server to break concurrent logins. Install fixed version or disable concurrency in…
- risk 0.27cvss 5.3epss 0.00
Astro is a web framework. From version 2.10.10 to before version 5.18.1, this issue concerns Astro's remotePatterns path enforcement for remote URLs used by server-side fetchers such as the image optimization endpoint. The path matching logic for /* wildcards is unanchored, so a…
- risk 0.27cvss 5.3epss 0.00
A vulnerability was identified in PyTorch 2.10.0. The affected element is an unknown function of the component pt2 Loading Handler. The manipulation leads to deserialization. The attack can only be performed from a local environment. The exploit is publicly available and might…