TI-2026-09889 Aliases CVE-2026-11460 GHSA-25jx-vqmc-84rq

Boost Serialization improper validation of specified type of input

HIGH 67CWE-1287Published 2026-06-07 · Updated 2026-11-02

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Attack requirements: Present
Impact type: —
Confidentiality · integrity · availability: Low · Low · Low
Fix status: No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA.

Summary

A flaw has been found in Boost Serialization. The impacted element is an unknown function. This manipulation causes improper validation of specified type of input. It is possible to initiate the attack remotely. The exploit has been published and may be used. The maintainer was notified on Aug 2025 and a disclosure deadline was set for 90 days. The maintainer acknowledged but postponed indefinitely citing time concerns. No patch is currently available and the disclosure deadline has expired.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00311 24th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Boost	Serialization	1.32.0; 1.33.0; 1.33.1; 1.34.0; 1.34.1; 1.35.0; 1.36.0; 1.37.0; 1.38.0; 1.39.0; 1.40.0; 1.41.0; 1.42.0; 1.43.0; 1.44.0; 1.45.0; 1.46.0; 1.46.1; 1.47.0; 1.48.0; 1.49.0; 1.50.0; 1.51.0; 1.52.0; 1.53.0; 1.54.0; 1.55.0; 1.56.0; 1.57.0; 1.58.0; 1.59.0; 1.60.0; 1.61.0; 1.62.0; 1.63.0; 1.64.0; 1.65.0; 1.65.1; 1.66.0; 1.67.0; 1.68.0; 1.69.0; 1.70.0; 1.71.0; 1.72.0; 1.73.0; 1.74.0; 1.75.0; 1.76.0; 1.77.0; 1.78.0; 1.79.0; 1.80.0; 1.81.0; 1.82.0; 1.83.0; 1.84.0; 1.85.0; 1.86.0; 1.87.0; 1.88.0; 1.89.0; 1.90.0; 1.91.0	—	No fix listed	CNA

Serialization VendorBoost Affected 1.32.0; 1.33.0; 1.33.1; 1.34.0; 1.34.1; 1.35.0; 1.36.0; 1.37.0; 1.38.0; 1.39.0; 1.40.0; 1.41.0; 1.42.0; 1.43.0; 1.44.0; 1.45.0; 1.46.0; 1.46.1; 1.47.0; 1.48.0; 1.49.0; 1.50.0; 1.51.0; 1.52.0; 1.53.0; 1.54.0; 1.55.0; 1.56.0; 1.57.0; 1.58.0; 1.59.0; 1.60.0; 1.61.0; 1.62.0; 1.63.0; 1.64.0; 1.65.0; 1.65.1; 1.66.0; 1.67.0; 1.68.0; 1.69.0; 1.70.0; 1.71.0; 1.72.0; 1.73.0; 1.74.0; 1.75.0; 1.76.0; 1.77.0; 1.78.0; 1.79.0; 1.80.0; 1.81.0; 1.82.0; 1.83.0; 1.84.0; 1.85.0; 1.86.0; 1.87.0; 1.88.0; 1.89.0; 1.90.0; 1.91.0 Fixed in — No fix listed CNA

CPE names CNA · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:boost:serialization::::::::	—	—	Boost

cpe:2.3:a:boost:serialization:*:*:*:*:*:*:*:* Versions — — ·Boost

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-11460
2026-10-03 Alias added: GHSA-25jx-vqmc-84rq
2026-11-02 Affected versions changed · CNA

References

Exploit 1

https://gist.github.com/TrebledJ/b7c872f869b5ed7cbd936f71f16c7d75

Other 1

https://github.com/boostorg/serialization/issues/331

TI-2016-07969 inftrees.c in zlib 1.2.8 might allow context-dependent attackers to have unspecified… CVSS 3.1HIGH 8.8
TI-2012-02314 Integer overflow in the ordered_malloc function in boost/pool/pool.hpp in Boost Pool… CVSS 2.0MEDIUM 5.0
TI-2013-00186 boost::locale::utf::utf_traits in the Boost.Locale library in Boost 1.48 through 1.52… CVSS 2.0MEDIUM 5.0
TI-2008-00156 regex/v4/perl_matcher_non_recursive.hpp in the Boost regex library (aka Boost.Regex) in… CVSS 2.0MEDIUM 5.0
TI-2008-00157 The get_repeat_type function in basic_regex_creator.hpp in the Boost regex library (aka… CVSS 2.0MEDIUM 5.0

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences