CVE-2026-92877

LOWCVSS 8.3 · HIGH

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

The JAXB factory methods historically relied solely on `FEATURE_SECURE_PROCESSING` to prevent XML External Entity (XXE) resolution. On JAXP implementations where that feature alone does not block external entity resolution, an attacker who can get untrusted XML unmarshalled through JAXB can read local files via out-of-band XXE.

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-611

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Deep dive

Full discourse1 post
  • #2peachy4u 𝕏@2smart4u

    @iliaa @i0n1c Well, I have different experiences with Ms Copilot (Enterprise): For example, asked it to explain CVE-2026-92877 & create a PoC since we wanted to test out app whether it's vulnerable. It declined. After explaining that I'm a testing our software b4 rolling out -> 👍

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