SecuriTricks - CVE-2026-6878

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.

Product(s) Impacted

Vendor	Product	Versions
Bytedance	Bytedance	*

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-264

None

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	bytedance	bytedance	/	0.7.0	/	/	/	/	/	/

References

https://github.com/zast-ai/vulnerability-reports/blob/main/bytedance/verl_rce.md

https://vuldb.com/submit/795257

https://vuldb.com/vuln/359040

https://vuldb.com/vuln/359040/cti

CVSS Score

6.3 / 10

CVSS Data - 4.0

Attack Vector: NETWORK
Attack Complexity: HIGH
Attack Requirements: NONE
Privileges Required: NONE
User Interaction: NONE
Scope:
Confidentiality Impact: LOW
Integrity Impact: LOW
Availability Impact: LOW
Exploit Maturity: PROOF_OF_CONCEPT

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

View Vector String

Timeline

Published: April 23, 2026, 12:16 a.m.
Last Modified: April 23, 2026, 2:28 p.m.

Status : Deferred

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

[email protected]

CVE-2026-6878