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Vulnerabilities

Vulnerability · CVE-2026-48829

In GNU SASL before 2.2.3, DIGEST-MD5 has a NULL pointer dereference affecting both clients and servers, via a known token with no accompanying = character.

Published May 24, 2026 · catalog updated Jul 23, 2026 · In GNU SASL before

Check if you run it

No confirmed exploitation is on record for CVE-2026-48829. EPSS is 0.63%. Act only if a listed version of In GNU SASL before is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (In GNU SASL before).
  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.63%
Remediation
Advisory link
Affected products
See sources for product scope

In GNU SASL before 2.2.3, DIGEST-MD5 has a NULL pointer dereference affecting both clients and servers, via a known token with no accompanying = character. This occurs in lib/digest-md5/getsubopt.c.

No affected version ranges are stored yet. Use the vendor advisory before you decide this record does not apply.

How to fix CVE-2026-48829

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-48829. EPSS is 0.63%. Act only if a listed version of In GNU SASL before is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-476: NULL Pointer Dereference. EPSS 0.63%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. May 24, 2026 · NIST NVD

    Detected

    In GNU SASL before 2.2.3, DIGEST-MD5 has a NULL pointer dereference affecting both clients and servers, via a known token with no accompanying = character. This occurs in lib/digest-md5/getsubopt.c.

  2. Jul 23, 2026 · NIST NVD

    Updated

    In GNU SASL before 2.2.3, DIGEST-MD5 has a NULL pointer dereference affecting both clients and servers, via a known token with no accompanying = character. This occurs in lib/digest-md5/getsubopt.c.

Sources

  • CVE.orgVulnerability recordCVE-2026-48829

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-48829

    30-day exploitation probability 0.6%

    first.org
  • NIST NVDVulnerability recordCVE-2026-48829

    In GNU SASL before 2.2.3, DIGEST-MD5 has a NULL pointer dereference affecting both clients and servers, via a known token with no accompanying = character. This occurs in lib/digest-md5/getsubopt.c.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.