VYPR

CWE-407

Inefficient Algorithmic Complexity

ClassIncompleteLikelihood: Low

Description

An algorithm in a product has an inefficient worst-case computational complexity that may be detrimental to system performance and can be triggered by an attacker, typically using crafted manipulations that ensure that the worst case is being reached.

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CVEs mapped to this weakness (135)

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  • CVE-2026-73413HigAug 12, 2026
    risk 0.50cvss epss

    Shescape is a simple shell escape library for JavaScript. From 2.1.11 until 2.1.14 and 3.0.1, the flag-protection loop in compose in src/internal/compose.js repeatedly joins and slices flag fragments when flagProtection is enabled, which is the default, making processing…

  • CVE-2026-58059HigAug 3, 2026
    risk 0.50cvss epss 0.00

    In Bouncy Castle for Java before 1.85, Quadratic-time escaping when stringifying X.500 distinguished names. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bc-fips 1.0.2.7 (1.0.X series), 2.0.2 (2.0.X series) and…

  • CVE-2026-55206HigJul 8, 2026
    risk 0.50cvss epss 0.00

    py7zr is a Python-based library and utility to support 7zip archive compression, decompression, encryption and decryption. Prior to 1.1.3, PackInfo._read() in archiveinfo.py used an O(n^2) cumulative sum pattern for attacker-controlled numstreams values parsed from archive…

  • CVE-2026-54892HigJun 23, 2026
    risk 0.50cvss epss 0.01

    Inefficient algorithmic complexity in Plug's nested-parameter decoder allows an unauthenticated remote attacker to cause denial of service. Plug.Conn.Query.decode/4 (and Plug.Conn.Query.decode_each/2) parse query strings and application/x-www-form-urlencoded request bodies. When…

  • CVE-2026-48516HigJun 22, 2026
    risk 0.49cvss 7.5epss 0.00

    MessagePack for C# is a MessagePack serializer for C#. Prior to 2.5.301 and 3.1.7, InterfaceLookupFormatter<TKey,TElement> constructs an internal Dictionary<TKey, IGrouping<TKey,TElement>> with the default equality comparer instead of the security-aware comparer supplied by…

  • CVE-2026-48511HigJun 22, 2026
    risk 0.49cvss 7.5epss 0.00

    MessagePack for C# is a MessagePack serializer for C#. Prior to 2.5.301 and 3.1.7, ExpandoObjectFormatter.Deserialize populates System.Dynamic.ExpandoObject by calling IDictionary<string, object>.Add for each map entry. ExpandoObject internally maintains member names in…

  • CVE-2026-48502HigJun 22, 2026
    risk 0.49cvss 7.5epss 0.00

    MessagePack for C# is a MessagePack serializer for C#. Prior to 2.5.301 and 3.1.7, MessagePackReader.ReadDateTime() can allocate stack memory based on an attacker-controlled MessagePack extension length. In the slow path for timestamp extension parsing, the computed tokenSize…

  • CVE-2026-41850HigJun 9, 2026
    risk 0.49cvss 7.5epss 0.00

    Applications that evaluate user-supplied Spring Expression Language (SpEL) expressions are vulnerable to an Algorithmic Denial of Service (DoS). By providing a specially crafted expression, an attacker can trigger excessive resource consumption during evaluation, leading to…

  • CVE-2026-8889HigJun 3, 2026
    risk 0.49cvss 7.5epss 0.00

    Version 3.0.7 of the Securly Chrome Extension uses deprecated SHA-1 hashing for IWF CSAM URL matching (25,020 hashes) and CIPA blocklist matching (12,352 hashes).

  • CVE-2025-67841HigApr 15, 2026
    risk 0.49cvss 7.5epss 0.00

    Nordic Semiconductor IronSide SE for nRF54H20 before 23.0.2+17 has an Algorithmic complexity issue.

  • CVE-2026-31937HigApr 2, 2026
    risk 0.49cvss 7.5epss 0.00

    Suricata is a network IDS, IPS and NSM engine. Prior to version 7.0.15, inefficiency in DCERPC buffering can lead to a performance degradation. This issue has been patched in version 7.0.15.

  • CVE-2026-31934HigApr 2, 2026
    risk 0.49cvss 7.5epss 0.00

    Suricata is a network IDS, IPS and NSM engine. From version 8.0.0 to before version 8.0.4, there is a quadratic complexity issue when searching for URLs in mime encoded messages over SMTP leading to a performance impact. This issue has been patched in version 8.0.4.

  • CVE-2026-31933HigApr 2, 2026
    risk 0.49cvss 7.5epss 0.00

    Suricata is a network IDS, IPS and NSM engine. Prior to versions 7.0.15 and 8.0.4, specially crafted traffic can cause Suricata to slow down, affecting performance in IDS mode. This issue has been patched in versions 7.0.15 and 8.0.4.

  • CVE-2026-31932HigApr 2, 2026
    risk 0.49cvss 7.5epss 0.00

    Suricata is a network IDS, IPS and NSM engine. Prior to versions 7.0.15 and 8.0.4, inefficiency in KRB5 buffering can lead to performance degradation. This issue has been patched in versions 7.0.15 and 8.0.4.

  • CVE-2026-3988HigMar 25, 2026
    risk 0.49cvss 7.5epss 0.00

    GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.5 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an unauthenticated user to cause a denial of service by making the GitLab instance unresponsive due to improper…

  • CVE-2025-11230HigNov 19, 2025
    risk 0.49cvss 7.5epss 0.01

    Inefficient algorithm complexity in mjson in HAProxy allows remote attackers to cause a denial of service via specially crafted JSON requests.

  • CVE-2025-27209HigJul 18, 2025
    risk 0.49cvss 7.5epss 0.01

    The V8 release used in Node.js v24.0.0 has changed how string hashes are computed using rapidhash. This implementation re-introduces the HashDoS vulnerability as an attacker who can control the strings to be hashed can generate many hash collisions - an attacker can generate…

  • CVE-2024-9631HigFeb 5, 2025
    risk 0.49cvss 7.5epss 0.01

    An issue was discovered in GitLab CE/EE affecting all versions starting from 13.6 prior to 17.2.9, starting from 17.3 prior to 17.3.5, and starting from 17.4 prior to 17.4.2, where viewing diffs of MR with conflicts can be slow.

  • CVE-2024-8233HigDec 12, 2024
    risk 0.49cvss 7.5epss 0.01

    An issue has been discovered in GitLab CE/EE affecting all versions from 9.4 before 17.4.6, 17.5 before 17.5.4, and 17.6 before 17.6.2. An attacker could cause a denial of service with requests for diff files on a commit or merge request.

  • CVE-2024-43485HigOct 8, 2024
    risk 0.49cvss 7.5epss 0.03

    .NET and Visual Studio Denial of Service Vulnerability