CVE Feed

    Dashboard / CVE / CVE-2026-7836

    CVE-2026-7836

    An incorrect calculation in the hextoint macro in Netatalk 2.0.0 through 4.4.2 due to improper uppercase character handling allows a remote authenticated attacker to cause limited data modification via crafted hexadecimal input.

    Published:May 21, 2026
    Last Modified:May 21, 2026
    EPS:May 21, 2026
    EPSS Score:0.00039
    CVSS Score:3.1

    Affected Products

    Vendor
    Netatalk
    Product
    Netatalk

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-682 Incorrect Calculation

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-128 Integer Attacks
    CAPEC-129 Pointer Manipulation

    Related CVEs

    CVE-2026-45698 (CVSS 7.5) — Netatalk is a Free and Open Source file server suite for Unix-like operating systems. In versions 3.1.19 throu…
    CVE-2026-45699 (CVSS 7.5) — Netatalk is a Free and Open Source file server suite for Unix-like operating systems. In versions 3.1.19 throu…
    CVE-2026-7837 (CVSS 3.7) — A time-of-check time-of-use (TOCTOU) condition in the ad_flush function in Netatalk 3.0.0 through 4.4.2 involv…
    CVE-2026-44075 (CVSS 3.7) — A missing break statement in DSI OpenSession processing in Netatalk 1.5.0 through 4.4.2 causes a DSIOPT_ATTNQU…
    CVE-2026-44074 (CVSS 3.7) — Netatalk 2.1.0 through 4.4.2 combines multiple errno values using bitwise OR, resulting in incorrect error cod…
    CVE-2026-44071 (CVSS 3.7) — Netatalk 3.1.2 through 4.4.2 is compiled without FORTIFY_SOURCE, which disables built-in buffer overflow detec…
    CVE-2026-44057 (CVSS 3.1) — A dead bounds check in the Spotlight RPC unmarshaller in Netatalk 3.0.0 through 4.4.2 results in an unreachabl…
    CVE-2026-7835 (CVSS 3.1) — A format string argument mismatch in Netatalk 3.0.3 through 4.4.2 allows a remote authenticated attacker to ca…
    CVE-2026-44076 (CVSS 6.7) — Insufficient sanitization of volume paths in Netatalk 3.1.0 through 4.4.2 allows a local privileged user to in…
    CVE-2026-44073 (CVSS 5) — Authentication modules in Netatalk 1.5.0 through 4.4.2 fail to check the return value of seteuid(), which may …

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High