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CVE-2026-110756

Text::CSV_XS versions before 1.65 for Perl drop the end of a record and its line ending when a UTF-8 flagged field precedes invalid UTF-8 bytes in print

CVSS score

—

EPSS probability

%0.2

Risk score

—

Published

1 d ago

A patch is available only for some products or versions

Kanıt listesindeki ürün ve sürüm eşleşmesini kontrol edin; bazı varyantlar hâlâ etkileniyor olabilir.

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Vulnerability description

CVE AI research

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DayBreach AI Explanation

Verified against sources

CVE-2026-110756: Text::CSV_XS Can Drop Record Endings and Line Terminators

Sources read

1

Source agreement

Tam uyum

Evidence confidence

%55

Short explanation

Text::CSV_XS versions for Perl before 1.65 drop the end of a record and its line ending when a UTF-8 flagged field precedes invalid UTF-8 bytes in print.

Why does it matter?

Missing closing quotes or merged records can cause subsequent records to be read incorrectly, leading to corrupted data integrity.

What should be done?

  • Follow vendor advisories.
  • Update Text::CSV_XS.
Chain of evidence and sources2 verified claims

Text::CSV_XS sürümlerinde 1.65 öncesi versiyonlar etkilenmektedir.

Yazma işleminde tutulan baytlar son temizleme sonrasında yazılamamaktadır.

Show the technical text from the sources

Text::CSV_XS versions before 1.65 for Perl drop the end of a record and its line ending when a UTF-8 flagged field precedes invalid UTF-8 bytes in print. When a record contains a UTF-8 flagged field, print holds back trailing bytes that are not valid UTF-8 at each buffer flush, so that a character split across two flushes can be completed. Nothing writes the held-back bytes after the record's final flush. A record whose last field ends in such a byte loses it, any closing quote and the line ending, while print still returns true. combine is not affected. The next record is written onto the same line, or, when the last field was quoted, the missing closing quote makes a reader take every following record as part of that field.

CWE: CWE-116

Explanation produced with the local gemini-flash-lite-latest model. Numerical metrics and the KEV, patch and exploit statuses are not determined by AI.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2026-110756 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1CPANSecText-CSV_XS View
2debianlibtext-csv-xs-perl (sid) View
3debianlibtext-csv-xs-perl (forky) View
4debianlibtext-csv-xs-perl (trixie) View
5debianlibtext-csv-xs-perl (bookworm) View
Total affected vendors: 2|Products: 5

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCOREVERSIONSEVERITYVECTORSOURCE
The sources have not yet published a verified CVSS metric.

Patch and Remediation Guide

Solution & Remediation Advisory

Partial patch

2 düzeltme kanıtı bulundu; en az 4 ürün veya sürüm hâlâ etkileniyor ya da inceleniyor.

cvelist

CNA çözüm referansı

Open source
reference

Yama veya çözüm referansı

Open source
Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Apply the official update named in the evidence only to the matching product and version.
Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-110756 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-110756 weaknesses.

Official Sources and Advisories

Kısmi yama

2 düzeltme kanıtı bulundu; en az 4 ürün veya sürüm hâlâ etkileniyor ya da inceleniyor.

Follow the vendor

C
CPANSec logo
CPANSec
D
debian logo
debian

Weakness Type (CWE & CAPEC)

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