7.5

CVE-2025-65411: unrtf_project unrtf NULL Pointer Dereference

CVSS: 7.5v3.1HighAnalyzed
AliasesUBUNTU-CVE-2025-65411DEBIAN-CVE-2025-65411
Published 30-12-2025Last modified 02-01-2026
Open JSON

Vulnerability summary

CVE-2025-65411 is a high (CVSS 7.5) NULL Pointer Dereference vulnerability in unrtf_project unrtf. EPSS estimates a 0.57% chance of exploitation in the next 30 days, higher than 45.9% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
40/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.1 (CVE.org)
EPSS score
0.57%
0%100%
Low · -0.01 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github

Timeline

  1. 30-12-2025
    PublishedVulnerability first disclosed.
  2. 02-01-2026
    Last modifiedVulnerability information updated.

Description

A NULL pointer dereference in the src/path.c component of GNU Unrtf v0.21.10 allows attackers to cause a Denial of Service (DoS) via injecting a crafted payload into the search_path parameter.

CVSS metrics

4 scores · 4 sources · 1 version

EPSS trend

Probability

0.57%

Chance of exploitation in the next 30 days

Percentile

46%

Versus all other CVEs

30-day change

-0.01 pp

From 0.58% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.57%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • githubUnverified

    Vulnerability Disclosures

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Debian1 product
  • unrtfAll versions (No fix recorded)
Ubuntu1 product
  • unrtfAll versions (No fix recorded)
Unrtf_project1 product

3 vendors · 3 products

References

9 links