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CVE-2026-6878

CVE-2026-6878 · ByteDance verl grader.py math_equal sandbox

This page contains facts from public vulnerability sources. Check the original advisory before updating.

A vulnerability was identified in ByteDance verl up to 0.7.0. Affected is the function math_equal of the file prime_math/grader.py. The manipulation leads to sandbox issue. It is possible to initiate the attack remotely. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS 6.3 · Medium · EPSS 0.3%

Published
Updated

Stack: python

Affected products and versions

  • verl

    Versions
    • 0.1: Affected
    • 0.2: Affected
    • 0.3: Affected
    • 0.4: Affected
    • 0.5: Affected
    • 0.6: Affected
    • 0.7.0: Affected

    No fix published

  • verl PyPI

    Versions
    • 0.1
    • 0.1rc0
    • 0.1rc2
    • 0.2
    • 0.2.0.post1
    • 0.2.0.post2
    • 0.3.0.post0
    • 0.3.0.post1
    • 0.4.0
    • 0.4.1
    • 0.5.0
    • 0.6.0
    • 0.6.1
    • 0.7.0
    • 0.7.1
    Affected ranges
    • ECOSYSTEM: ≤ 0.7.1

    No fix published

Original sources

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