CVE-2026-6878

LOW EPSS 25.2%
Published Apr 23, 20262mo ago · Modified Jun 17, 20262w ago
2.9 CVSS 4.0
Low
Find Similar
Published Apr 23, 2026 2mo ago
Last Modified Jun 17, 2026 2w ago

Description

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 Details

Base Score
2.9
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
25.2% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 2

CWE-264
CWE-265

References 4

  • github.com https://github.com/zast-ai/vulnerability-reports/blob/main/bytedance/verl_rce.md
  • vuldb.com https://vuldb.com/submit/795257
  • vuldb.com https://vuldb.com/vuln/359040
  • vuldb.com https://vuldb.com/vuln/359040/cti

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.